wid-sec-w-2022-1895
Vulnerability from csaf_certbund
Published
2021-08-31 22:00
Modified
2024-06-09 22:00
Summary
Linux Kernel: Schwachstelle ermöglicht Offenlegung von Informationen
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung
Der Kernel stellt den Kern des Linux Betriebssystems dar.
Angriff
Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um Informationen offenzulegen.
Betroffene Betriebssysteme
- Linux
{
"document": {
"aggregate_severity": {
"text": "mittel"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "Der Kernel stellt den Kern des Linux Betriebssystems dar.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um Informationen offenzulegen.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Linux",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2022-1895 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-1895.json"
},
{
"category": "self",
"summary": "WID-SEC-2022-1895 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1895"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5113-1 vom 2021-10-20",
"url": "https://ubuntu.com/security/notices/USN-5113-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5115-1 vom 2021-10-20",
"url": "https://ubuntu.com/security/notices/USN-5115-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5117-1 vom 2021-10-20",
"url": "https://ubuntu.com/security/notices/USN-5117-1"
},
{
"category": "external",
"summary": "OSS Mailing-list vom 2021-08-31",
"url": "http://seclists.org/oss-sec/2021/q3/146"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5137-1 vom 2021-11-09",
"url": "https://ubuntu.com/security/notices/USN-5137-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5136-1 vom 2021-11-09",
"url": "https://ubuntu.com/security/notices/USN-5136-1"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2021-1704 vom 2021-09-15",
"url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1704.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3178-1 vom 2021-09-21",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009473.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3179-1 vom 2021-09-21",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009475.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3177-1 vom 2021-09-21",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009470.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3192-1 vom 2021-09-22",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009486.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3217-1 vom 2021-09-23",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009503.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3206-1 vom 2021-09-23",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009499.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3207-1 vom 2021-09-23",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009508.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3205-1 vom 2021-09-23",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-September/009505.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DSA-4978 vom 2021-09-25",
"url": "https://lists.debian.org/debian-security-announce/2021/msg00163.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2021-1539 vom 2021-10-05",
"url": "https://alas.aws.amazon.com/ALAS-2021-1539.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3205-2 vom 2021-10-13",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009590.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3415-1 vom 2021-10-13",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-October/009591.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2785 vom 2021-10-16",
"url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5137-2 vom 2021-11-11",
"url": "https://ubuntu.com/security/notices/USN-5137-2"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3876-1 vom 2021-12-02",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009810.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3929-1 vom 2021-12-06",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009844.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3935-1 vom 2021-12-06",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009856.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3969-1 vom 2021-12-07",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009871.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2021:3972-1 vom 2021-12-08",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009872.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2843 vom 2021-12-16",
"url": "https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2022-007 vom 2022-01-31",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-007.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.10-2022-005 vom 2022-01-31",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2022-005.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-9088 vom 2022-02-01",
"url": "https://linux.oracle.com/errata/ELSA-2022-9088.html"
},
{
"category": "external",
"summary": "ORACLE OVMSA-2022-0007 vom 2022-02-17",
"url": "https://oss.oracle.com/pipermail/oraclevm-errata/2022-February/001048.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:14905-1 vom 2022-03-09",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-March/010396.html"
},
{
"category": "external",
"summary": "NetApp Security Advisory NTAP-20221028-0003 vom 2022-10-28",
"url": "https://security.netapp.com/advisory/ntap-20221028-0003/"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6221-1 vom 2023-07-12",
"url": "https://ubuntu.com/security/notices/USN-6221-1"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASMICROVM-KERNEL-4.14-2023-003 vom 2023-09-27",
"url": "https://alas.aws.amazon.com/AL2/ALASMICROVM-KERNEL-4.14-2023-003.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASMICROVM-KERNEL-4.14-2023-002 vom 2023-09-27",
"url": "https://alas.aws.amazon.com/AL2/ALASMICROVM-KERNEL-4.14-2023-002.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2024:3138 vom 2024-05-22",
"url": "https://access.redhat.com/errata/RHSA-2024:3138"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2024:2950 vom 2024-05-22",
"url": "https://access.redhat.com/errata/RHSA-2024:2950"
},
{
"category": "external",
"summary": "IBM Security Bulletin 7156774 vom 2024-06-07",
"url": "https://www.ibm.com/support/pages/node/7156774"
}
],
"source_lang": "en-US",
"title": "Linux Kernel: Schwachstelle erm\u00f6glicht Offenlegung von Informationen",
"tracking": {
"current_release_date": "2024-06-09T22:00:00.000+00:00",
"generator": {
"date": "2024-06-10T08:10:55.822+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.0"
}
},
"id": "WID-SEC-W-2022-1895",
"initial_release_date": "2021-08-31T22:00:00.000+00:00",
"revision_history": [
{
"date": "2021-08-31T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2021-09-15T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2021-09-21T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-09-22T22:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-09-23T22:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-09-26T22:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2021-10-04T22:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2021-10-13T22:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-10-17T22:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2021-10-19T22:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2021-10-20T22:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2021-11-08T23:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2021-11-10T23:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2021-12-02T23:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-12-06T23:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-12-07T23:00:00.000+00:00",
"number": "16",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-12-08T23:00:00.000+00:00",
"number": "17",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2021-12-16T23:00:00.000+00:00",
"number": "18",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2022-01-30T23:00:00.000+00:00",
"number": "19",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2022-02-01T23:00:00.000+00:00",
"number": "20",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2022-02-16T23:00:00.000+00:00",
"number": "21",
"summary": "Neue Updates von ORACLE aufgenommen"
},
{
"date": "2022-03-08T23:00:00.000+00:00",
"number": "22",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-10-30T23:00:00.000+00:00",
"number": "23",
"summary": "Neue Updates von NetApp aufgenommen"
},
{
"date": "2023-07-12T22:00:00.000+00:00",
"number": "24",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-09-27T22:00:00.000+00:00",
"number": "25",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2024-05-21T22:00:00.000+00:00",
"number": "26",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2024-06-09T22:00:00.000+00:00",
"number": "27",
"summary": "Neue Updates von IBM aufgenommen"
}
],
"status": "final",
"version": "27"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Amazon Linux 2",
"product": {
"name": "Amazon Linux 2",
"product_id": "398363",
"product_identification_helper": {
"cpe": "cpe:/o:amazon:linux_2:-"
}
}
}
],
"category": "vendor",
"name": "Amazon"
},
{
"branches": [
{
"category": "product_name",
"name": "Debian Linux",
"product": {
"name": "Debian Linux",
"product_id": "2951",
"product_identification_helper": {
"cpe": "cpe:/o:debian:debian_linux:-"
}
}
}
],
"category": "vendor",
"name": "Debian"
},
{
"branches": [
{
"category": "product_name",
"name": "IBM QRadar SIEM",
"product": {
"name": "IBM QRadar SIEM",
"product_id": "T021415",
"product_identification_helper": {
"cpe": "cpe:/a:ibm:qradar_siem:-"
}
}
}
],
"category": "vendor",
"name": "IBM"
},
{
"branches": [
{
"category": "product_name",
"name": "NetApp ActiveIQ Unified Manager",
"product": {
"name": "NetApp ActiveIQ Unified Manager",
"product_id": "T016960",
"product_identification_helper": {
"cpe": "cpe:/a:netapp:active_iq_unified_manager:-"
}
}
}
],
"category": "vendor",
"name": "NetApp"
},
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c4.19.205",
"product": {
"name": "Open Source Linux Kernel \u003c4.19.205",
"product_id": "T020293",
"product_identification_helper": {
"cpe": "cpe:/o:linux:linux_kernel:4.19.205"
}
}
}
],
"category": "product_name",
"name": "Linux Kernel"
}
],
"category": "vendor",
"name": "Open Source"
},
{
"branches": [
{
"category": "product_name",
"name": "Oracle Linux",
"product": {
"name": "Oracle Linux",
"product_id": "T004914",
"product_identification_helper": {
"cpe": "cpe:/o:oracle:linux:-"
}
}
}
],
"category": "vendor",
"name": "Oracle"
},
{
"branches": [
{
"category": "product_name",
"name": "Red Hat Enterprise Linux",
"product": {
"name": "Red Hat Enterprise Linux",
"product_id": "67646",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:-"
}
}
}
],
"category": "vendor",
"name": "Red Hat"
},
{
"branches": [
{
"category": "product_name",
"name": "SUSE Linux",
"product": {
"name": "SUSE Linux",
"product_id": "T002207",
"product_identification_helper": {
"cpe": "cpe:/o:suse:suse_linux:-"
}
}
}
],
"category": "vendor",
"name": "SUSE"
},
{
"branches": [
{
"category": "product_name",
"name": "Ubuntu Linux",
"product": {
"name": "Ubuntu Linux",
"product_id": "T000126",
"product_identification_helper": {
"cpe": "cpe:/o:canonical:ubuntu_linux:-"
}
}
}
],
"category": "vendor",
"name": "Ubuntu"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2021-3753",
"notes": [
{
"category": "description",
"text": "Es existiert eine Schwachstelle im Linux Kernel in der Komponente \"vt\". Sie ist auf einen Out-of-Bounds-Lesefehler zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann dies ausnutzen, um Informationen offenzulegen."
}
],
"product_status": {
"known_affected": [
"2951",
"T002207",
"67646",
"T000126",
"T021415",
"398363",
"T004914",
"T016960"
]
},
"release_date": "2021-08-31T22:00:00Z",
"title": "CVE-2021-3753"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.