wid-sec-w-2023-0045
Vulnerability from csaf_certbund
Published
2023-01-09 23:00
Modified
2024-02-27 23:00
Summary
Linux Kernel KVM: Schwachstelle ermöglicht Codeausführung
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 KVM ausnutzen, um beliebigen Programmcode auszuführen.
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 KVM ausnutzen, um beliebigen Programmcode auszuf\u00fchren.",
"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-2023-0045 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0045.json"
},
{
"category": "self",
"summary": "WID-SEC-2023-0045 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-0045"
},
{
"category": "external",
"summary": "GitHub Security Advisory GHSA-r6c5-m6xc-3746 vom 2023-01-09",
"url": "https://github.com/advisories/GHSA-r6c5-m6xc-3746"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.10-2023-028 vom 2023-03-22",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2023-028.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.15-2023-015 vom 2023-03-22",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-015.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2023-043 vom 2023-03-22",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2023-043.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5970-1 vom 2023-03-24",
"url": "https://ubuntu.com/security/notices/USN-5970-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5976-1 vom 2023-03-28",
"url": "https://ubuntu.com/security/notices/USN-5976-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5977-1 vom 2023-03-28",
"url": "https://ubuntu.com/security/notices/USN-5977-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5978-1 vom 2023-03-28",
"url": "https://ubuntu.com/security/notices/USN-5978-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5979-1 vom 2023-03-28",
"url": "https://ubuntu.com/security/notices/USN-5979-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5982-1 vom 2023-03-28",
"url": "https://ubuntu.com/security/notices/USN-5982-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5980-1 vom 2023-03-28",
"url": "https://ubuntu.com/security/notices/USN-5980-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5987-1 vom 2023-03-29",
"url": "https://www.cybersecurity-help.cz/vdb/SB2023032946"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5985-1 vom 2023-03-29",
"url": "https://ubuntu.com/security/notices/USN-5985-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6004-1 vom 2023-04-11",
"url": "https://ubuntu.com/security/notices/USN-6004-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6020-1 vom 2023-04-14",
"url": "https://ubuntu.com/security/notices/USN-6020-1"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-12255 vom 2023-04-17",
"url": "https://linux.oracle.com/errata/ELSA-2023-12255.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-12256 vom 2023-04-17",
"url": "https://linux.oracle.com/errata/ELSA-2023-12256.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-12226 vom 2023-04-18",
"url": "https://oss.oracle.com/pipermail/el-errata/2023-April/013927.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-3404 vom 2023-05-03",
"url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2147-1 vom 2023-05-09",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014817.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2148-1 vom 2023-05-09",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014816.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2146-1 vom 2023-05-09",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014812.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2141-1 vom 2023-05-09",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014821.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2140-1 vom 2023-05-09",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014813.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2023:2458 vom 2023-05-09",
"url": "https://access.redhat.com/errata/RHSA-2023:2458"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2023:2148 vom 2023-05-09",
"url": "https://access.redhat.com/errata/RHSA-2023:2148"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2023:2736 vom 2023-05-16",
"url": "https://access.redhat.com/errata/RHSA-2023:2736"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2023:2951 vom 2023-05-16",
"url": "https://access.redhat.com/errata/RHSA-2023:2951"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2231-1 vom 2023-05-17",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-May/014914.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6151-1 vom 2023-06-09",
"url": "https://ubuntu.com/security/notices/USN-6151-1"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-2951 vom 2023-06-14",
"url": "https://oss.oracle.com/pipermail/el-errata/2023-June/014107.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-2458 vom 2023-06-28",
"url": "https://oss.oracle.com/pipermail/el-errata/2023-June/014226.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2809-1 vom 2023-07-11",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-July/015470.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2024:0930 vom 2024-02-21",
"url": "https://access.redhat.com/errata/RHSA-2024:0930"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:2646-1 vom 2024-02-27",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-February/018025.html"
}
],
"source_lang": "en-US",
"title": "Linux Kernel KVM: Schwachstelle erm\u00f6glicht Codeausf\u00fchrung",
"tracking": {
"current_release_date": "2024-02-27T23:00:00.000+00:00",
"generator": {
"date": "2024-02-28T10:39:22.413+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.0"
}
},
"id": "WID-SEC-W-2023-0045",
"initial_release_date": "2023-01-09T23:00:00.000+00:00",
"revision_history": [
{
"date": "2023-01-09T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2023-01-12T23:00:00.000+00:00",
"number": "2",
"summary": "Referenz(en) aufgenommen: FEDORA-2023-3FD7349F60, FEDORA-2023-F4F9182DC8"
},
{
"date": "2023-03-21T23:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2023-03-23T23:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-03-27T22:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-03-28T22:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-03-29T22:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-04-11T22:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-04-13T22:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-04-17T22:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2023-04-18T22:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2023-05-02T22:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2023-05-09T22:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von SUSE und Red Hat aufgenommen"
},
{
"date": "2023-05-16T22:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2023-05-18T22:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2023-06-08T22:00:00.000+00:00",
"number": "16",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-06-13T22:00:00.000+00:00",
"number": "17",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2023-06-28T22:00:00.000+00:00",
"number": "18",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2023-07-11T22:00:00.000+00:00",
"number": "19",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-02-20T23:00:00.000+00:00",
"number": "20",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2024-02-27T23:00:00.000+00:00",
"number": "21",
"summary": "Neue Updates von SUSE aufgenommen"
}
],
"status": "final",
"version": "21"
}
},
"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": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c 6.2",
"product": {
"name": "Open Source Linux Kernel \u003c 6.2",
"product_id": "T025766",
"product_identification_helper": {
"cpe": "cpe:/o:linux:linux_kernel:6.2"
}
}
}
],
"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-2022-2196",
"notes": [
{
"category": "description",
"text": "Es besteht eine Schwachstelle im Linux-Kernel aufgrund einer Regression innerhalb von KVM, die Spectre v2-Angriffe erm\u00f6glicht. Ein Angreifer mit bestimmten Rechten auf \"L2\" kann dies ausnutzen, um Code auf dem Host-Rechner auszuf\u00fchren."
}
],
"product_status": {
"known_affected": [
"2951",
"T002207",
"67646",
"T000126",
"398363",
"T004914"
]
},
"release_date": "2023-01-09T23:00:00Z",
"title": "CVE-2022-2196"
}
]
}
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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.