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CVE-2021-20239 (GCVE-0-2021-20239)
Vulnerability from cvelistv5 – Published: 2021-05-28 10:42 – Updated: 2024-08-03 17:37
VLAI
EPSS
Summary
A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality.
Severity
No CVSS data available.
CWE
- CWE-822 - >CWE-200
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1923636 | x_refsource_MISC |
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"lastModified": "2024-11-21T05:46:11.713",
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}
CERTFR-2021-AVI-200
Vulnerability from certfr_avis - Published: - Updated:
De multiples vulnérabilités ont été découvertes dans le noyau Linux d'Ubuntu. Elles permettent à un attaquant de provoquer une exécution de code arbitraire, un déni de service à distance et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
References
| Title | Publication Time | Tags | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Ubuntu 16.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.10",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 18.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 14.04 ESM",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2021-20239",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20239"
},
{
"name": "CVE-2020-29569",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-29569"
},
{
"name": "CVE-2020-36158",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36158"
},
{
"name": "CVE-2021-20194",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20194"
},
{
"name": "CVE-2021-3347",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3347"
},
{
"name": "CVE-2021-3178",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3178"
}
],
"links": [],
"reference": "CERTFR-2021-AVI-200",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-03-17T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "Ex\u00e9cution de code arbitraire"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux\nd\u0027Ubuntu. Elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de\ncode arbitraire, un d\u00e9ni de service \u00e0 distance et un contournement de la\npolitique de s\u00e9curit\u00e9.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux d\u0027Ubuntu",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4876-1 du 16 mars 2021",
"url": "https://ubuntu.com/security/notices/USN-4876-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4878-1 du 16 mars 2021",
"url": "https://ubuntu.com/security/notices/USN-4878-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4877-1 du 16 mars 2021",
"url": "https://ubuntu.com/security/notices/USN-4877-1"
}
]
}
CERTFR-2021-AVI-265
Vulnerability from certfr_avis - Published: - Updated:
De multiples vulnérabilités ont été découvertes dans le noyau Linux d'Ubuntu. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire, un déni de service et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
References
| Title | Publication Time | Tags | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Ubuntu 16.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.10",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 18.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 14.04 ESM",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2021-20261",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20261"
},
{
"name": "CVE-2020-14390",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-14390"
},
{
"name": "CVE-2021-20239",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20239"
},
{
"name": "CVE-2021-26931",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-26931"
},
{
"name": "CVE-2020-25285",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25285"
},
{
"name": "CVE-2021-3411",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3411"
},
{
"name": "CVE-2019-19061",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-19061"
},
{
"name": "CVE-2020-0466",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0466"
},
{
"name": "CVE-2021-29154",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29154"
},
{
"name": "CVE-2015-1350",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-1350"
},
{
"name": "CVE-2021-26930",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-26930"
},
{
"name": "CVE-2019-16231",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16231"
},
{
"name": "CVE-2020-27830",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-27830"
},
{
"name": "CVE-2020-25639",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25639"
},
{
"name": "CVE-2017-16644",
"url": "https://www.cve.org/CVERecord?id=CVE-2017-16644"
},
{
"name": "CVE-2019-16232",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16232"
},
{
"name": "CVE-2020-36158",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36158"
},
{
"name": "CVE-2021-28038",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28038"
},
{
"name": "CVE-2021-28950",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28950"
},
{
"name": "CVE-2020-25669",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25669"
},
{
"name": "CVE-2021-3348",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3348"
},
{
"name": "CVE-2021-20194",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20194"
},
{
"name": "CVE-2021-3347",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3347"
},
{
"name": "CVE-2021-3178",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3178"
},
{
"name": "CVE-2018-13095",
"url": "https://www.cve.org/CVERecord?id=CVE-2018-13095"
},
{
"name": "CVE-2021-20268",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20268"
},
{
"name": "CVE-2020-14351",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-14351"
},
{
"name": "CVE-2020-25645",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25645"
},
{
"name": "CVE-2020-0423",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0423"
},
{
"name": "CVE-2017-5967",
"url": "https://www.cve.org/CVERecord?id=CVE-2017-5967"
},
{
"name": "CVE-2020-0465",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0465"
},
{
"name": "CVE-2021-28375",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28375"
}
],
"links": [],
"reference": "CERTFR-2021-AVI-265",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-04-15T00:00:00.000000"
}
],
"risks": [
{
"description": "Ex\u00e9cution de code arbitraire"
},
{
"description": "D\u00e9ni de service"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux\nd\u0027Ubuntu. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nune ex\u00e9cution de code arbitraire, un d\u00e9ni de service et un contournement\nde la politique de s\u00e9curit\u00e9.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux d\u0027Ubuntu",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4912-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4912-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4904-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4904-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4910-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4910-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4907-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4907-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4911-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4911-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4909-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4909-1"
}
]
}
CERTFR-2021-AVI-864
Vulnerability from certfr_avis - Published: - Updated:
De multiples vulnérabilités ont été découvertes dans le noyau Linux de Red Hat. Certaines d'entre elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur, un déni de service et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Power, little endian 8 ppc64le | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for IBM z Systems 8 s390x | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for x86_64 8 x86_64 | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Real Time 8 x86_64 | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for ARM 64 8 aarch64 | ||
| Red Hat | Red Hat CodeReady Linux Builder | Red Hat CodeReady Linux Builder for ARM 64 8 aarch64 | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Real Time for NFV 8 x86_64 | ||
| Red Hat | Red Hat CodeReady Linux Builder | Red Hat CodeReady Linux Builder for x86_64 8 x86_64 | ||
| Red Hat | Red Hat CodeReady Linux Builder | Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le | ||
| Red Hat | N/A | Red Hat Virtualization Host 4 for RHEL 8 x86_64 |
References
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Red Hat Enterprise Linux for Power, little endian 8 ppc64le",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for IBM z Systems 8 s390x",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for x86_64 8 x86_64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for Real Time 8 x86_64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for ARM 64 8 aarch64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat CodeReady Linux Builder for ARM 64 8 aarch64",
"product": {
"name": "Red Hat CodeReady Linux Builder",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for Real Time for NFV 8 x86_64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat CodeReady Linux Builder for x86_64 8 x86_64",
"product": {
"name": "Red Hat CodeReady Linux Builder",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le",
"product": {
"name": "Red Hat CodeReady Linux Builder",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Virtualization Host 4 for RHEL 8 x86_64",
"product": {
"name": "N/A",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2020-29368",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-29368"
},
{
"name": "CVE-2020-26139",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26139"
},
{
"name": "CVE-2021-20239",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20239"
},
{
"name": "CVE-2020-24587",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24587"
},
{
"name": "CVE-2021-3600",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3600"
},
{
"name": "CVE-2020-27777",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-27777"
},
{
"name": "CVE-2021-3679",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3679"
},
{
"name": "CVE-2021-31440",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-31440"
},
{
"name": "CVE-2020-29660",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-29660"
},
{
"name": "CVE-2020-26146",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26146"
},
{
"name": "CVE-2020-26143",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26143"
},
{
"name": "CVE-2021-31916",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-31916"
},
{
"name": "CVE-2021-3635",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3635"
},
{
"name": "CVE-2021-3573",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3573"
},
{
"name": "CVE-2020-24504",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24504"
},
{
"name": "CVE-2020-24588",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24588"
},
{
"name": "CVE-2021-28971",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28971"
},
{
"name": "CVE-2021-23133",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-23133"
},
{
"name": "CVE-2020-26140",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26140"
},
{
"name": "CVE-2021-3659",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3659"
},
{
"name": "CVE-2020-24586",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24586"
},
{
"name": "CVE-2020-24502",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24502"
},
{
"name": "CVE-2021-0129",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-0129"
},
{
"name": "CVE-2020-36158",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36158"
},
{
"name": "CVE-2020-36386",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36386"
},
{
"name": "CVE-2020-26144",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26144"
},
{
"name": "CVE-2021-28950",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28950"
},
{
"name": "CVE-2021-29650",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29650"
},
{
"name": "CVE-2021-3564",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3564"
},
{
"name": "CVE-2021-3489",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3489"
},
{
"name": "CVE-2020-24503",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24503"
},
{
"name": "CVE-2021-3348",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3348"
},
{
"name": "CVE-2021-20194",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20194"
},
{
"name": "CVE-2020-26147",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26147"
},
{
"name": "CVE-2021-3732",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3732"
},
{
"name": "CVE-2021-29155",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29155"
},
{
"name": "CVE-2020-26141",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26141"
},
{
"name": "CVE-2021-33200",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-33200"
},
{
"name": "CVE-2021-31829",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-31829"
},
{
"name": "CVE-2020-0427",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0427"
},
{
"name": "CVE-2021-29646",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29646"
},
{
"name": "CVE-2020-26145",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26145"
}
],
"links": [],
"reference": "CERTFR-2021-AVI-864",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-11-12T00:00:00.000000"
}
],
"risks": [
{
"description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
},
{
"description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
},
{
"description": "D\u00e9ni de service"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux de\nRed Hat. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nun probl\u00e8me de s\u00e9curit\u00e9 non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur, un d\u00e9ni de service\net un contournement de la politique de s\u00e9curit\u00e9.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux de Red Hat",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2021:4356 du 10 novembre 2021",
"url": "https://access.redhat.com/errata/RHSA-2021:4356"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2021:4140 du 09 novembre 2021",
"url": "https://access.redhat.com/errata/RHSA-2021:4140"
}
]
}
CERTFR-2021-AVI-200
Vulnerability from certfr_avis - Published: - Updated:
De multiples vulnérabilités ont été découvertes dans le noyau Linux d'Ubuntu. Elles permettent à un attaquant de provoquer une exécution de code arbitraire, un déni de service à distance et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
References
| Title | Publication Time | Tags | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Ubuntu 16.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.10",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 18.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 14.04 ESM",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2021-20239",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20239"
},
{
"name": "CVE-2020-29569",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-29569"
},
{
"name": "CVE-2020-36158",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36158"
},
{
"name": "CVE-2021-20194",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20194"
},
{
"name": "CVE-2021-3347",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3347"
},
{
"name": "CVE-2021-3178",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3178"
}
],
"links": [],
"reference": "CERTFR-2021-AVI-200",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-03-17T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "Ex\u00e9cution de code arbitraire"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux\nd\u0027Ubuntu. Elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de\ncode arbitraire, un d\u00e9ni de service \u00e0 distance et un contournement de la\npolitique de s\u00e9curit\u00e9.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux d\u0027Ubuntu",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4876-1 du 16 mars 2021",
"url": "https://ubuntu.com/security/notices/USN-4876-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4878-1 du 16 mars 2021",
"url": "https://ubuntu.com/security/notices/USN-4878-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4877-1 du 16 mars 2021",
"url": "https://ubuntu.com/security/notices/USN-4877-1"
}
]
}
CERTFR-2021-AVI-265
Vulnerability from certfr_avis - Published: - Updated:
De multiples vulnérabilités ont été découvertes dans le noyau Linux d'Ubuntu. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire, un déni de service et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
References
| Title | Publication Time | Tags | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Ubuntu 16.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.10",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 18.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 20.04 LTS",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
},
{
"description": "Ubuntu 14.04 ESM",
"product": {
"name": "Ubuntu",
"vendor": {
"name": "Ubuntu",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2021-20261",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20261"
},
{
"name": "CVE-2020-14390",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-14390"
},
{
"name": "CVE-2021-20239",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20239"
},
{
"name": "CVE-2021-26931",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-26931"
},
{
"name": "CVE-2020-25285",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25285"
},
{
"name": "CVE-2021-3411",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3411"
},
{
"name": "CVE-2019-19061",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-19061"
},
{
"name": "CVE-2020-0466",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0466"
},
{
"name": "CVE-2021-29154",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29154"
},
{
"name": "CVE-2015-1350",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-1350"
},
{
"name": "CVE-2021-26930",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-26930"
},
{
"name": "CVE-2019-16231",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16231"
},
{
"name": "CVE-2020-27830",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-27830"
},
{
"name": "CVE-2020-25639",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25639"
},
{
"name": "CVE-2017-16644",
"url": "https://www.cve.org/CVERecord?id=CVE-2017-16644"
},
{
"name": "CVE-2019-16232",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-16232"
},
{
"name": "CVE-2020-36158",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36158"
},
{
"name": "CVE-2021-28038",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28038"
},
{
"name": "CVE-2021-28950",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28950"
},
{
"name": "CVE-2020-25669",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25669"
},
{
"name": "CVE-2021-3348",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3348"
},
{
"name": "CVE-2021-20194",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20194"
},
{
"name": "CVE-2021-3347",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3347"
},
{
"name": "CVE-2021-3178",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3178"
},
{
"name": "CVE-2018-13095",
"url": "https://www.cve.org/CVERecord?id=CVE-2018-13095"
},
{
"name": "CVE-2021-20268",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20268"
},
{
"name": "CVE-2020-14351",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-14351"
},
{
"name": "CVE-2020-25645",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-25645"
},
{
"name": "CVE-2020-0423",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0423"
},
{
"name": "CVE-2017-5967",
"url": "https://www.cve.org/CVERecord?id=CVE-2017-5967"
},
{
"name": "CVE-2020-0465",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0465"
},
{
"name": "CVE-2021-28375",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28375"
}
],
"links": [],
"reference": "CERTFR-2021-AVI-265",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-04-15T00:00:00.000000"
}
],
"risks": [
{
"description": "Ex\u00e9cution de code arbitraire"
},
{
"description": "D\u00e9ni de service"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux\nd\u0027Ubuntu. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nune ex\u00e9cution de code arbitraire, un d\u00e9ni de service et un contournement\nde la politique de s\u00e9curit\u00e9.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux d\u0027Ubuntu",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4912-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4912-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4904-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4904-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4910-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4910-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4907-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4907-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4911-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4911-1"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-4909-1 du 13 avril 2021",
"url": "https://ubuntu.com/security/notices/USN-4909-1"
}
]
}
CERTFR-2021-AVI-864
Vulnerability from certfr_avis - Published: - Updated:
De multiples vulnérabilités ont été découvertes dans le noyau Linux de Red Hat. Certaines d'entre elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur, un déni de service et un contournement de la politique de sécurité.
Solution
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Power, little endian 8 ppc64le | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for IBM z Systems 8 s390x | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for x86_64 8 x86_64 | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Real Time 8 x86_64 | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for ARM 64 8 aarch64 | ||
| Red Hat | Red Hat CodeReady Linux Builder | Red Hat CodeReady Linux Builder for ARM 64 8 aarch64 | ||
| Red Hat | Red Hat Enterprise Linux | Red Hat Enterprise Linux for Real Time for NFV 8 x86_64 | ||
| Red Hat | Red Hat CodeReady Linux Builder | Red Hat CodeReady Linux Builder for x86_64 8 x86_64 | ||
| Red Hat | Red Hat CodeReady Linux Builder | Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le | ||
| Red Hat | N/A | Red Hat Virtualization Host 4 for RHEL 8 x86_64 |
References
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Red Hat Enterprise Linux for Power, little endian 8 ppc64le",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for IBM z Systems 8 s390x",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for x86_64 8 x86_64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for Real Time 8 x86_64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for ARM 64 8 aarch64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat CodeReady Linux Builder for ARM 64 8 aarch64",
"product": {
"name": "Red Hat CodeReady Linux Builder",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Enterprise Linux for Real Time for NFV 8 x86_64",
"product": {
"name": "Red Hat Enterprise Linux",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat CodeReady Linux Builder for x86_64 8 x86_64",
"product": {
"name": "Red Hat CodeReady Linux Builder",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le",
"product": {
"name": "Red Hat CodeReady Linux Builder",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
},
{
"description": "Red Hat Virtualization Host 4 for RHEL 8 x86_64",
"product": {
"name": "N/A",
"vendor": {
"name": "Red Hat",
"scada": false
}
}
}
],
"affected_systems_content": null,
"content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
"cves": [
{
"name": "CVE-2020-29368",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-29368"
},
{
"name": "CVE-2020-26139",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26139"
},
{
"name": "CVE-2021-20239",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20239"
},
{
"name": "CVE-2020-24587",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24587"
},
{
"name": "CVE-2021-3600",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3600"
},
{
"name": "CVE-2020-27777",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-27777"
},
{
"name": "CVE-2021-3679",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3679"
},
{
"name": "CVE-2021-31440",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-31440"
},
{
"name": "CVE-2020-29660",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-29660"
},
{
"name": "CVE-2020-26146",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26146"
},
{
"name": "CVE-2020-26143",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26143"
},
{
"name": "CVE-2021-31916",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-31916"
},
{
"name": "CVE-2021-3635",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3635"
},
{
"name": "CVE-2021-3573",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3573"
},
{
"name": "CVE-2020-24504",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24504"
},
{
"name": "CVE-2020-24588",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24588"
},
{
"name": "CVE-2021-28971",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28971"
},
{
"name": "CVE-2021-23133",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-23133"
},
{
"name": "CVE-2020-26140",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26140"
},
{
"name": "CVE-2021-3659",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3659"
},
{
"name": "CVE-2020-24586",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24586"
},
{
"name": "CVE-2020-24502",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24502"
},
{
"name": "CVE-2021-0129",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-0129"
},
{
"name": "CVE-2020-36158",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36158"
},
{
"name": "CVE-2020-36386",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-36386"
},
{
"name": "CVE-2020-26144",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26144"
},
{
"name": "CVE-2021-28950",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-28950"
},
{
"name": "CVE-2021-29650",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29650"
},
{
"name": "CVE-2021-3564",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3564"
},
{
"name": "CVE-2021-3489",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3489"
},
{
"name": "CVE-2020-24503",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-24503"
},
{
"name": "CVE-2021-3348",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3348"
},
{
"name": "CVE-2021-20194",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-20194"
},
{
"name": "CVE-2020-26147",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26147"
},
{
"name": "CVE-2021-3732",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-3732"
},
{
"name": "CVE-2021-29155",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29155"
},
{
"name": "CVE-2020-26141",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26141"
},
{
"name": "CVE-2021-33200",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-33200"
},
{
"name": "CVE-2021-31829",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-31829"
},
{
"name": "CVE-2020-0427",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-0427"
},
{
"name": "CVE-2021-29646",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-29646"
},
{
"name": "CVE-2020-26145",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-26145"
}
],
"links": [],
"reference": "CERTFR-2021-AVI-864",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2021-11-12T00:00:00.000000"
}
],
"risks": [
{
"description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
},
{
"description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
},
{
"description": "D\u00e9ni de service"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans le noyau Linux de\nRed Hat. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nun probl\u00e8me de s\u00e9curit\u00e9 non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur, un d\u00e9ni de service\net un contournement de la politique de s\u00e9curit\u00e9.\n",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans le noyau Linux de Red Hat",
"vendor_advisories": [
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2021:4356 du 10 novembre 2021",
"url": "https://access.redhat.com/errata/RHSA-2021:4356"
},
{
"published_at": null,
"title": "Bulletin de s\u00e9curit\u00e9 Red Hat RHSA-2021:4140 du 09 novembre 2021",
"url": "https://access.redhat.com/errata/RHSA-2021:4140"
}
]
}
alsa-2021:4356
Vulnerability from osv_almalinux
Published
2021-11-09 09:08
Modified
2021-11-12 10:21
Summary
Moderate: kernel security, bug fix, and enhancement update
Details
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es): * kernel: out-of-bounds reads in pinctrl subsystem (CVE-2020-0427) * kernel: Improper input validation in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24502) * kernel: Insufficient access control in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24503) * kernel: Uncontrolled resource consumption in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24504) * kernel: Fragmentation cache not cleared on reconnection (CVE-2020-24586) * kernel: Reassembling fragments encrypted under different keys (CVE-2020-24587) * kernel: wifi frame payload being parsed incorrectly as an L2 frame (CVE-2020-24588) * kernel: Forwarding EAPOL from unauthenticated wifi client (CVE-2020-26139) * kernel: accepting plaintext data frames in protected networks (CVE-2020-26140) * kernel: not verifying TKIP MIC of fragmented frames (CVE-2020-26141) * kernel: accepting fragmented plaintext frames in protected networks (CVE-2020-26143) * kernel: accepting unencrypted A-MSDU frames that start with RFC1042 header (CVE-2020-26144) * kernel: accepting plaintext broadcast fragments as full frames (CVE-2020-26145) * kernel: powerpc: RTAS calls can be used to compromise kernel integrity (CVE-2020-27777) * kernel: locking inconsistency in tty_io.c and tty_jobctrl.c can lead to a read-after-free (CVE-2020-29660) * kernel: buffer overflow in mwifiex_cmd_802_11_ad_hoc_start function via a long SSID value (CVE-2020-36158) * kernel: slab out-of-bounds read in hci_extended_inquiry_result_evt() (CVE-2020-36386) * kernel: Improper access control in BlueZ may allow information disclosure vulnerability. (CVE-2021-0129) * kernel: Use-after-free in ndb_queue_rq() in drivers/block/nbd.c (CVE-2021-3348) * kernel: Linux kernel eBPF RINGBUF map oversized allocation (CVE-2021-3489) * kernel: double free in bluetooth subsystem when the HCI device initialization fails (CVE-2021-3564) * kernel: use-after-free in function hci_sock_bound_ioctl() (CVE-2021-3573) * kernel: eBPF 32-bit source register truncation on div/mod (CVE-2021-3600) * kernel: DoS in rb_per_cpu_empty() (CVE-2021-3679) * kernel: Mounting overlayfs inside an unprivileged user namespace can reveal files (CVE-2021-3732) * kernel: heap overflow in __cgroup_bpf_run_filter_getsockopt() (CVE-2021-20194) * kernel: Race condition in sctp_destroy_sock list_del (CVE-2021-23133) * kernel: fuse: stall on CPU can occur because a retry loop continually finds the same bad inode (CVE-2021-28950) * kernel: System crash in intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c (CVE-2021-28971) * kernel: protection can be bypassed to leak content of kernel memory (CVE-2021-29155) * kernel: improper input validation in tipc_nl_retrieve_key function in net/tipc/node.c (CVE-2021-29646) * kernel: lack a full memory barrier may lead to DoS (CVE-2021-29650) * kernel: local escalation of privileges in handling of eBPF programs (CVE-2021-31440) * kernel: protection of stack pointer against speculative pointer arithmetic can be bypassed to leak content of kernel memory (CVE-2021-31829) * kernel: out-of-bounds reads and writes due to enforcing incorrect limits for pointer arithmetic operations by BPF verifier (CVE-2021-33200) * kernel: reassembling encrypted fragments with non-consecutive packet numbers (CVE-2020-26146) * kernel: reassembling mixed encrypted/plaintext fragments (CVE-2020-26147) * kernel: the copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check (CVE-2020-29368) * kernel: flowtable list del corruption with kernel BUG at lib/list_debug.c:50 (CVE-2021-3635) * kernel: NULL pointer dereference in llsec_key_alloc() in net/mac802154/llsec.c (CVE-2021-3659) * kernel: setsockopt System Call Untrusted Pointer Dereference Information Disclosure (CVE-2021-20239) * kernel: out of bounds array access in drivers/md/dm-ioctl.c (CVE-2021-31916)
References
{
"affected": [
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "kernel-tools-libs-devel"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "4.18.0-348.el8"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"details": "The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n* kernel: out-of-bounds reads in pinctrl subsystem (CVE-2020-0427)\n* kernel: Improper input validation in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24502)\n* kernel: Insufficient access control in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24503)\n* kernel: Uncontrolled resource consumption in some Intel(R) Ethernet E810 Adapter drivers (CVE-2020-24504)\n* kernel: Fragmentation cache not cleared on reconnection (CVE-2020-24586)\n* kernel: Reassembling fragments encrypted under different keys (CVE-2020-24587)\n* kernel: wifi frame payload being parsed incorrectly as an L2 frame (CVE-2020-24588)\n* kernel: Forwarding EAPOL from unauthenticated wifi client (CVE-2020-26139)\n* kernel: accepting plaintext data frames in protected networks (CVE-2020-26140)\n* kernel: not verifying TKIP MIC of fragmented frames (CVE-2020-26141)\n* kernel: accepting fragmented plaintext frames in protected networks (CVE-2020-26143)\n* kernel: accepting unencrypted A-MSDU frames that start with RFC1042 header (CVE-2020-26144)\n* kernel: accepting plaintext broadcast fragments as full frames (CVE-2020-26145)\n* kernel: powerpc: RTAS calls can be used to compromise kernel integrity (CVE-2020-27777)\n* kernel: locking inconsistency in tty_io.c and tty_jobctrl.c can lead to a read-after-free (CVE-2020-29660)\n* kernel: buffer overflow in mwifiex_cmd_802_11_ad_hoc_start function via a long SSID value (CVE-2020-36158)\n* kernel: slab out-of-bounds read in hci_extended_inquiry_result_evt() (CVE-2020-36386)\n* kernel: Improper access control in BlueZ may allow information disclosure vulnerability. (CVE-2021-0129)\n* kernel: Use-after-free in ndb_queue_rq() in drivers/block/nbd.c (CVE-2021-3348)\n* kernel: Linux kernel eBPF RINGBUF map oversized allocation (CVE-2021-3489)\n* kernel: double free in bluetooth subsystem when the HCI device initialization fails (CVE-2021-3564)\n* kernel: use-after-free in function hci_sock_bound_ioctl() (CVE-2021-3573)\n* kernel: eBPF 32-bit source register truncation on div/mod (CVE-2021-3600)\n* kernel: DoS in rb_per_cpu_empty() (CVE-2021-3679)\n* kernel: Mounting overlayfs inside an unprivileged user namespace can reveal files (CVE-2021-3732)\n* kernel: heap overflow in __cgroup_bpf_run_filter_getsockopt() (CVE-2021-20194)\n* kernel: Race condition in sctp_destroy_sock list_del (CVE-2021-23133)\n* kernel: fuse: stall on CPU can occur because a retry loop continually finds the same bad inode (CVE-2021-28950)\n* kernel: System crash in intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c (CVE-2021-28971)\n* kernel: protection can be bypassed to leak content of kernel memory (CVE-2021-29155)\n* kernel: improper input validation in tipc_nl_retrieve_key function in net/tipc/node.c (CVE-2021-29646)\n* kernel: lack a full memory barrier may lead to DoS (CVE-2021-29650)\n* kernel: local escalation of privileges in handling of eBPF programs (CVE-2021-31440)\n* kernel: protection of stack pointer against speculative pointer arithmetic can be bypassed to leak content of kernel memory (CVE-2021-31829)\n* kernel: out-of-bounds reads and writes due to enforcing incorrect limits for pointer arithmetic operations by BPF verifier (CVE-2021-33200)\n* kernel: reassembling encrypted fragments with non-consecutive packet numbers (CVE-2020-26146)\n* kernel: reassembling mixed encrypted/plaintext fragments (CVE-2020-26147)\n* kernel: the copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check (CVE-2020-29368)\n* kernel: flowtable list del corruption with kernel BUG at lib/list_debug.c:50 (CVE-2021-3635)\n* kernel: NULL pointer dereference in llsec_key_alloc() in net/mac802154/llsec.c (CVE-2021-3659)\n* kernel: setsockopt System Call Untrusted Pointer Dereference Information Disclosure (CVE-2021-20239)\n* kernel: out of bounds array access in drivers/md/dm-ioctl.c (CVE-2021-31916)",
"id": "ALSA-2021:4356",
"modified": "2021-11-12T10:21:01Z",
"published": "2021-11-09T09:08:02Z",
"references": [
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2019-14615"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-0427"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-24502"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-24503"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-24504"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-24586"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-24587"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-24588"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26139"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26140"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26141"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26143"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26144"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26145"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26146"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-26147"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-27777"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-29368"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-29660"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-36158"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-36312"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2020-36386"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-0129"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-20194"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-20239"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-23133"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-28950"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-28971"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-29155"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-29646"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-29650"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-31440"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-31829"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-31916"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-33033"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-33200"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3348"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3489"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3564"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3573"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3600"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3635"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3659"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3679"
},
{
"type": "REPORT",
"url": "https://vulners.com/cve/CVE-2021-3732"
}
],
"related": [
"CVE-2020-0427",
"CVE-2020-24502",
"CVE-2020-24503",
"CVE-2020-24504",
"CVE-2020-24586",
"CVE-2020-24587",
"CVE-2020-24588",
"CVE-2020-26139",
"CVE-2020-26140",
"CVE-2020-26141",
"CVE-2020-26143",
"CVE-2020-26144",
"CVE-2020-26145",
"CVE-2020-27777",
"CVE-2020-29660",
"CVE-2020-36158",
"CVE-2020-36386",
"CVE-2021-0129",
"CVE-2021-3348",
"CVE-2021-3489",
"CVE-2021-3564",
"CVE-2021-3573",
"CVE-2021-3600",
"CVE-2021-3679",
"CVE-2021-3732",
"CVE-2021-20194",
"CVE-2021-23133",
"CVE-2021-28950",
"CVE-2021-28971",
"CVE-2021-29155",
"CVE-2021-29646",
"CVE-2021-29650",
"CVE-2021-31440",
"CVE-2021-31829",
"CVE-2021-33200",
"CVE-2020-26146",
"CVE-2020-26147",
"CVE-2020-29368",
"CVE-2021-3635",
"CVE-2021-3659",
"CVE-2021-20239",
"CVE-2021-31916"
],
"summary": "Moderate: kernel security, bug fix, and enhancement update"
}
BDU:2021-04836
Vulnerability from fstec - Published: 28.05.2021
VLAI
Title
Уязвимость ядра операционной системы Linux , связанная с раскрытием защищаемой информации, позволяющая нарушителю получить несанкционированный доступ к защищаемой информации
Description
Уязвимость ядра операционной системы Linux связана с раскрытием защищаемой информации. Эксплуатация уязвимости может позволить нарушителю получить несанкционированный доступ к защищаемой информации
Severity
Vendor
Red Hat Inc., Сообщество свободного программного обеспечения, Canonical Ltd., ООО «РусБИТех-Астра»
Software Name
Red Hat Enterprise Linux, Debian GNU/Linux, Ubuntu, Astra Linux Special Edition для «Эльбрус» (запись в едином реестре российских программ №11156), Linux
Software Version
5 (Red Hat Enterprise Linux), 6 (Red Hat Enterprise Linux), 7 (Red Hat Enterprise Linux), 9 (Debian GNU/Linux), 18.04 LTS (Ubuntu), 8 (Red Hat Enterprise Linux), 10 (Debian GNU/Linux), 8.1 «Ленинград» (Astra Linux Special Edition для «Эльбрус»), 20.04 LTS (Ubuntu), 20.10 (Ubuntu), 11 (Debian GNU/Linux), от 5.3 до 5.10 (Linux)
Possible Mitigations
Использование рекомендаций
Для Linux:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=a7b75c5a8c41445f33efb663887ff5f5c3b4454b
Для программных продуктов Red Hat Inc.:
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20239.xml
Для Ubuntu:
https://ubuntu.com/security/CVE-2021-20239
Для Debian GNU/Linux:
https://security-tracker.debian.org/tracker/CVE-2021-20239
Для ОС Astra Linux:
использование рекомендаций производителя: https://wiki.astralinux.ru/astra-linux-se81-bulletin-20241206SE81
Reference
https://bugzilla.redhat.com/show_bug.cgi?id=1923636
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20239.xml
https://ubuntu.com/security/CVE-2021-20239
https://security-tracker.debian.org/tracker/CVE-2021-20239
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=a7b75c5a8c41445f33efb663887ff5f5c3b4454b
https://wiki.astralinux.ru/astra-linux-se81-bulletin-20241206SE81
CWE
CWE-119, CWE-200, CWE-822
{
"CVSS 2.0": "AV:L/AC:L/Au:S/C:P/I:N/A:N",
"CVSS 3.0": "AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"CVSS 4.0": null,
"remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
"remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
"\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Red Hat Inc., \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f, Canonical Ltd., \u041e\u041e\u041e \u00ab\u0420\u0443\u0441\u0411\u0418\u0422\u0435\u0445-\u0410\u0441\u0442\u0440\u0430\u00bb",
"\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "5 (Red Hat Enterprise Linux), 6 (Red Hat Enterprise Linux), 7 (Red Hat Enterprise Linux), 9 (Debian GNU/Linux), 18.04 LTS (Ubuntu), 8 (Red Hat Enterprise Linux), 10 (Debian GNU/Linux), 8.1 \u00ab\u041b\u0435\u043d\u0438\u043d\u0433\u0440\u0430\u0434\u00bb (Astra Linux Special Edition \u0434\u043b\u044f \u00ab\u042d\u043b\u044c\u0431\u0440\u0443\u0441\u00bb), 20.04 LTS (Ubuntu), 20.10 (Ubuntu), 11 (Debian GNU/Linux), \u043e\u0442 5.3 \u0434\u043e 5.10 (Linux)",
"\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439\n\u0414\u043b\u044f Linux:\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=a7b75c5a8c41445f33efb663887ff5f5c3b4454b\n\n\u0414\u043b\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u044b\u0445 \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u043e\u0432 Red Hat Inc.:\nhttps://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20239.xml\n\n\u0414\u043b\u044f Ubuntu:\nhttps://ubuntu.com/security/CVE-2021-20239\n\n\u0414\u043b\u044f Debian GNU/Linux:\nhttps://security-tracker.debian.org/tracker/CVE-2021-20239\n\n\u0414\u043b\u044f \u041e\u0421 Astra Linux:\n\u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f: https://wiki.astralinux.ru/astra-linux-se81-bulletin-20241206SE81",
"\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "28.05.2021",
"\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "29.01.2025",
"\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "05.10.2021",
"\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2021-04836",
"\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2021-20239",
"\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
"\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
"\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Red Hat Enterprise Linux, Debian GNU/Linux, Ubuntu, Astra Linux Special Edition \u0434\u043b\u044f \u00ab\u042d\u043b\u044c\u0431\u0440\u0443\u0441\u00bb (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u211611156), Linux",
"\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "Red Hat Inc. Red Hat Enterprise Linux 5 , Red Hat Inc. Red Hat Enterprise Linux 6 , Red Hat Inc. Red Hat Enterprise Linux 7 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 9 , Canonical Ltd. Ubuntu 18.04 LTS , Red Hat Inc. Red Hat Enterprise Linux 8 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 10 , \u041e\u041e\u041e \u00ab\u0420\u0443\u0441\u0411\u0418\u0422\u0435\u0445-\u0410\u0441\u0442\u0440\u0430\u00bb Astra Linux Special Edition \u0434\u043b\u044f \u00ab\u042d\u043b\u044c\u0431\u0440\u0443\u0441\u00bb 8.1 \u00ab\u041b\u0435\u043d\u0438\u043d\u0433\u0440\u0430\u0434\u00bb (\u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0435\u0434\u0438\u043d\u043e\u043c \u0440\u0435\u0435\u0441\u0442\u0440\u0435 \u0440\u043e\u0441\u0441\u0438\u0439\u0441\u043a\u0438\u0445 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c \u211611156), Canonical Ltd. Ubuntu 20.04 LTS , Canonical Ltd. Ubuntu 20.10 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 11 , \u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Linux \u043e\u0442 5.3 \u0434\u043e 5.10 ",
"\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Linux , \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u0438\u0435\u043c \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043d\u0435\u0441\u0430\u043d\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438",
"\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
"\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u0412\u044b\u0445\u043e\u0434 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 \u0437\u0430 \u0433\u0440\u0430\u043d\u0438\u0446\u044b \u0431\u0443\u0444\u0435\u0440\u0430 \u0432 \u043f\u0430\u043c\u044f\u0442\u0438 (CWE-119), \u0420\u0430\u0441\u043a\u0440\u044b\u0442\u0438\u0435 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 (CWE-200), \u041d\u0435\u043d\u0430\u0434\u0435\u0436\u043d\u043e\u0435 \u0440\u0430\u0437\u044b\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044f (CWE-822)",
"\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u044f\u0434\u0440\u0430 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b Linux \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u0440\u0430\u0441\u043a\u0440\u044b\u0442\u0438\u0435\u043c \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043d\u0435\u0441\u0430\u043d\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0437\u0430\u0449\u0438\u0449\u0430\u0435\u043c\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438",
"\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
"\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
"\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
"\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
"\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
"\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041d\u0435\u0441\u0430\u043d\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0441\u0431\u043e\u0440 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438",
"\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://bugzilla.redhat.com/show_bug.cgi?id=1923636\nhttps://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-20239.xml\nhttps://ubuntu.com/security/CVE-2021-20239\nhttps://security-tracker.debian.org/tracker/CVE-2021-20239\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=a7b75c5a8c41445f33efb663887ff5f5c3b4454b\nhttps://wiki.astralinux.ru/astra-linux-se81-bulletin-20241206SE81",
"\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
"\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430",
"\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-119, CWE-200, CWE-822",
"\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041d\u0438\u0437\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 1,7)\n\u041d\u0438\u0437\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 3,3)"
}
FKIE_CVE-2021-20239
Vulnerability from fkie_nvd - Published: 2021-05-28 11:15 - Updated: 2024-11-21 05:46
Severity
Summary
A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality.
References
| URL | Tags | ||
|---|---|---|---|
| secalert@redhat.com | https://bugzilla.redhat.com/show_bug.cgi?id=1923636 | Issue Tracking, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://bugzilla.redhat.com/show_bug.cgi?id=1923636 | Issue Tracking, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| redhat | enterprise_linux | 5.0 | |
| redhat | enterprise_linux | 6.0 | |
| redhat | enterprise_linux | 8.0 | |
| fedoraproject | fedora | 33 |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"matchCriteriaId": "6B130008-5C96-49EE-9BC8-E954F395A514",
"versionEndExcluding": "5.4.92",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
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{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "1D8B549B-E57B-4DFE-8A13-CAB06B5356B3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*",
"matchCriteriaId": "2F6AB192-9D7D-4A9A-8995-E53A9DE9EAFC",
"vulnerable": true
},
{
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"matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943",
"vulnerable": true
}
],
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{
"nodes": [
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"matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194",
"vulnerable": true
}
],
"negate": false,
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}
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}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality."
},
{
"lang": "es",
"value": "Se encontr\u00f3 un fallo en el kernel de Linux en versiones anteriores a 5.4.92 en el protocolo BPF.\u0026#xa0;Este fallo permite a un atacante con una cuenta local filtrar informaci\u00f3n sobre las direcciones internas del kernel.\u0026#xa0;La mayor amenaza de esta vulnerabilidad es la confidencialidad"
}
],
"id": "CVE-2021-20239",
"lastModified": "2024-11-21T05:46:11.713",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 2.1,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
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"attackVector": "LOCAL",
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"baseSeverity": "LOW",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
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"impactScore": 1.4,
"source": "nvd@nist.gov",
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}
]
},
"published": "2021-05-28T11:15:08.003",
"references": [
{
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"tags": [
"Issue Tracking",
"Third Party Advisory"
],
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},
{
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}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-822"
}
],
"source": "secalert@redhat.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
GHSA-R3JM-2397-MVMW
Vulnerability from github – Published: 2022-05-24 19:03 – Updated: 2022-08-06 00:00
VLAI
Details
A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality.
Severity
{
"affected": [],
"aliases": [
"CVE-2021-20239"
],
"database_specific": {
"cwe_ids": [
"CWE-119",
"CWE-200"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2021-05-28T11:15:00Z",
"severity": "LOW"
},
"details": "A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality.",
"id": "GHSA-r3jm-2397-mvmw",
"modified": "2022-08-06T00:00:48Z",
"published": "2022-05-24T19:03:37Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20239"
},
{
"type": "WEB",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1923636"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"type": "CVSS_V3"
}
]
}
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Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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