wid-sec-w-2022-1186
Vulnerability from csaf_certbund
Published
2022-08-24 22:00
Modified
2022-12-26 23:00
Summary
Linux Kernel: Schwachstelle ermöglicht Privilegieneskalation
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 seine Privilegien zu erhöhen.
Betroffene Betriebssysteme
- Linux
{
"document": {
"aggregate_severity": {
"text": "hoch"
},
"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 seine Privilegien zu erh\u00f6hen.",
"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-2022-1186 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-1186.json"
},
{
"category": "self",
"summary": "WID-SEC-2022-1186 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1186"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:4614-1 vom 2022-12-23",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013337.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-3245 vom 2022-12-23",
"url": "https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:4617-1 vom 2022-12-23",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013342.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:4589-1 vom 2022-12-20",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013294.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5774-1 vom 2022-12-12",
"url": "https://ubuntu.com/security/notices/USN-5774-1"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2022-1645 vom 2022-12-10",
"url": "https://alas.aws.amazon.com/ALAS-2022-1645.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5728-3 vom 2022-11-29",
"url": "https://ubuntu.com/security/notices/USN-5728-3"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5729-2 vom 2022-11-18",
"url": "https://ubuntu.com/security/notices/USN-5728-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5729-2 vom 2022-11-18",
"url": "https://ubuntu.com/security/notices/USN-5729-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5729-2 vom 2022-11-18",
"url": "https://ubuntu.com/security/notices/USN-5727-2"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:4072-1 vom 2022-11-18",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012989.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:4053-1 vom 2022-11-17",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012967.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5728-1 vom 2022-11-17",
"url": "https://ubuntu.com/security/notices/USN-5728-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5729-1 vom 2022-11-17",
"url": "https://ubuntu.com/security/notices/USN-5729-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5727-1 vom 2022-11-17",
"url": "https://ubuntu.com/security/notices/USN-5727-1"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:3998-1 vom 2022-11-15",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012930.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:3929-1 vom 2022-11-10",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012867.html"
},
{
"category": "external",
"summary": "NIST Vulnerability Database vom 2022-08-24",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-2978"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5650-1 vom 2022-10-01",
"url": "https://ubuntu.com/security/notices/USN-5650-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5693-1 vom 2022-10-20",
"url": "https://ubuntu.com/security/notices/USN-5693-1"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:3897-1 vom 2022-11-08",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012838.html"
}
],
"source_lang": "en-US",
"title": "Linux Kernel: Schwachstelle erm\u00f6glicht Privilegieneskalation",
"tracking": {
"current_release_date": "2022-12-26T23:00:00.000+00:00",
"generator": {
"date": "2024-02-15T16:56:39.123+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.0"
}
},
"id": "WID-SEC-W-2022-1186",
"initial_release_date": "2022-08-24T22:00:00.000+00:00",
"revision_history": [
{
"date": "2022-08-24T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2022-10-03T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-10-19T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-11-08T23:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-11-10T23:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-11-15T23:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-11-16T23:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-11-17T23:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-11-20T23:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von SUSE und Ubuntu aufgenommen"
},
{
"date": "2022-11-29T23:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-12-11T23:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2022-12-12T23:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-12-20T23:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-12-26T23:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von SUSE und Debian aufgenommen"
}
],
"status": "final",
"version": "14"
}
},
"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": "Open Source Linux Kernel",
"product": {
"name": "Open Source Linux Kernel",
"product_id": "6368",
"product_identification_helper": {
"cpe": "cpe:/o:linux:linux_kernel:-"
}
}
}
],
"category": "vendor",
"name": "Open Source"
},
{
"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-2022-2978",
"notes": [
{
"category": "description",
"text": "Es existiert eine Schwachstelle im Linux Kernel. Im NILFS-Dateisystem besteht ein Use-After-Free Fehler in der Art und Weise, wie die Funktion security_inode_alloc mit dem folgenden Aufruf der Funktion nilfs_mdt_destroy umgeht. Ein lokaler Benutzer kann diese Schwachstelle ausnutzen, um einen Denial of Service zu verursachen oder seine Rechte zu erweitern."
}
],
"product_status": {
"known_affected": [
"2951",
"T002207",
"6368",
"T000126",
"398363"
]
},
"release_date": "2022-08-24T22:00:00Z",
"title": "CVE-2022-2978"
}
]
}
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- 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.