wid-sec-w-2022-0230
Vulnerability from csaf_certbund
Published
2021-11-25 23:00
Modified
2025-04-29 22:00
Summary
Linux Kernel: Schwachstelle ermöglicht Manipulation von Dateien
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 in Linux Kernel ausnutzen, um Dateien zu manipulieren oder 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 in Linux Kernel ausnutzen, um Dateien zu manipulieren oder 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-2022-0230 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-0230.json"
},
{
"category": "self",
"summary": "WID-SEC-2022-0230 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0230"
},
{
"category": "external",
"summary": "Mailing list \"OSS Security\" vom 2021-11-25",
"url": "http://seclists.org/oss-sec/2021/q4/133"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASLIVEPATCH-2021-069 vom 2021-12-10",
"url": "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2021-069.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASLIVEPATCH-2021-072 vom 2021-12-10",
"url": "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2021-072.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASLIVEPATCH-2021-071 vom 2021-12-10",
"url": "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2021-071.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2021-1727 vom 2021-12-10",
"url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1727.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASLIVEPATCH-2021-070 vom 2021-12-10",
"url": "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2021-070.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5210-1 vom 2022-01-06",
"url": "https://ubuntu.com/security/notices/USN-5210-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5206-1 vom 2022-01-06",
"url": "https://ubuntu.com/security/notices/USN-5206-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5207-1 vom 2022-01-06",
"url": "https://ubuntu.com/security/notices/USN-5207-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5208-1 vom 2022-01-06",
"url": "https://ubuntu.com/security/notices/USN-5208-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5209-1 vom 2022-01-06",
"url": "https://ubuntu.com/security/notices/USN-5209-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5211-1 vom 2022-01-06",
"url": "https://ubuntu.com/security/notices/USN-5211-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice LSN-0083-1 vom 2022-01-06",
"url": "https://ubuntu.com/security/notices/LSN-0083-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5218-1 vom 2022-01-11",
"url": "https://ubuntu.com/security/notices/USN-5218-1"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0056-1 vom 2022-01-11",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/009994.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5210-2 vom 2022-01-12",
"url": "https://ubuntu.com/security/notices/USN-5210-2"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0090-1 vom 2022-01-17",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010008.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0079-1 vom 2022-01-14",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010004.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0080-1 vom 2022-01-14",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010005.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0068-1 vom 2022-01-14",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010003.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0131-1 vom 2022-01-19",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010029.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0181-1 vom 2022-01-26",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010073.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0197-1 vom 2022-01-26",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-January/010080.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2022-010 vom 2022-01-31",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-010.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.10-2022-008 vom 2022-01-31",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2022-008.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALAS-2022-1563 vom 2022-02-08",
"url": "https://alas.aws.amazon.com/ALAS-2022-1563.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0367-1 vom 2022-02-10",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010213.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0362-1 vom 2022-02-10",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010210.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0366-1 vom 2022-02-10",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010214.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0371-1 vom 2022-02-11",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010217.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2022:0477-1 vom 2022-02-17",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2022-February/010246.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2940 vom 2022-03-09",
"url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2941 vom 2022-03-09",
"url": "https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DSA-5096 vom 2022-03-09",
"url": "https://lists.debian.org/debian-security-announce/2022/msg00063.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-9314 vom 2022-04-26",
"url": "http://linux.oracle.com/errata/ELSA-2022-9314.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-9313 vom 2022-04-26",
"url": "http://linux.oracle.com/errata/ELSA-2022-9313.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-9348 vom 2022-05-03",
"url": "https://linux.oracle.com/errata/ELSA-2022-9348.html"
},
{
"category": "external",
"summary": "ORACLE OVMSA-2022-0014 vom 2022-05-04",
"url": "https://oss.oracle.com/pipermail/oraclevm-errata/2022-May/001052.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-9366 vom 2022-05-10",
"url": "http://linux.oracle.com/errata/ELSA-2022-9366.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2022:1988 vom 2022-05-10",
"url": "https://access.redhat.com/errata/RHSA-2022:1988"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2022:1975 vom 2022-05-10",
"url": "https://access.redhat.com/errata/RHSA-2022:1975"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-9367 vom 2022-05-10",
"url": "http://linux.oracle.com/errata/ELSA-2022-9367.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-1988 vom 2022-05-17",
"url": "https://linux.oracle.com/errata/ELSA-2022-1988.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2022:4956 vom 2022-06-09",
"url": "https://access.redhat.com/errata/RHSA-2022:4956"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2022:5483 vom 2022-07-01",
"url": "https://access.redhat.com/errata/RHSA-2022:5483"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASLIVEPATCH-2025-229 vom 2025-04-29",
"url": "https://alas.aws.amazon.com/AL2/ALASLIVEPATCH-2025-229.html"
}
],
"source_lang": "en-US",
"title": "Linux Kernel: Schwachstelle erm\u00f6glicht Manipulation von Dateien",
"tracking": {
"current_release_date": "2025-04-29T22:00:00.000+00:00",
"generator": {
"date": "2025-04-30T08:54:54.335+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.12"
}
},
"id": "WID-SEC-W-2022-0230",
"initial_release_date": "2021-11-25T23:00:00.000+00:00",
"revision_history": [
{
"date": "2021-11-25T23:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2021-12-09T23:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2022-01-05T23:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-01-06T23:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-01-10T23:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-01-11T23:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-01-12T23:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-01-17T23:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-01-19T23:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-01-25T23:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-01-30T23:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2022-02-07T23:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2022-02-10T23:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-02-13T23:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-02-17T23:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-03-09T23:00:00.000+00:00",
"number": "16",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2022-04-25T22:00:00.000+00:00",
"number": "17",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2022-05-03T22:00:00.000+00:00",
"number": "18",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2022-05-04T22:00:00.000+00:00",
"number": "19",
"summary": "Neue Updates von ORACLE aufgenommen"
},
{
"date": "2022-05-10T22:00:00.000+00:00",
"number": "20",
"summary": "Neue Updates von Oracle Linux und Red Hat aufgenommen"
},
{
"date": "2022-05-17T22:00:00.000+00:00",
"number": "21",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2022-06-08T22:00:00.000+00:00",
"number": "22",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2022-07-03T22:00:00.000+00:00",
"number": "23",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2025-04-29T22:00:00.000+00:00",
"number": "24",
"summary": "Neue Updates von Amazon aufgenommen"
}
],
"status": "final",
"version": "24"
}
},
"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": "\u003e=3.6",
"product": {
"name": "Open Source Linux Kernel \u003e=3.6",
"product_id": "T021129"
}
},
{
"category": "product_version_range",
"name": "\u003e=3.6",
"product": {
"name": "Open Source Linux Kernel \u003e=3.6",
"product_id": "T021129-fixed"
}
}
],
"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-2021-4002",
"product_status": {
"known_affected": [
"2951",
"T002207",
"67646",
"T000126",
"398363",
"T004914"
]
},
"release_date": "2021-11-25T23:00:00.000+00:00",
"title": "CVE-2021-4002"
}
]
}
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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.
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