WID-SEC-W-2022-1923
Vulnerability from csaf_certbund - Published: 2020-05-05 22:00 - Updated: 2025-12-09 23:00Summary
Linux Kernel: Mehrere Schwachstellen
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 mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuführen, Informationen offenzulegen oder nicht spezifizierte Auswirkungen zu verursachen.
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 mehrere Schwachstellen im Linux Kernel ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren, Informationen offenzulegen oder nicht spezifizierte Auswirkungen zu verursachen.",
"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-2022-1923 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2022-1923.json"
},
{
"category": "self",
"summary": "WID-SEC-2022-1923 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1923"
},
{
"category": "external",
"summary": "NIST Database vom 2020-05-05",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12655"
},
{
"category": "external",
"summary": "NIST Database vom 2020-05-05",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12656"
},
{
"category": "external",
"summary": "NIST Database vom 2020-05-05",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12657"
},
{
"category": "external",
"summary": "NIST Database vom 2020-05-05",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2020-12659"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4363-1 vom 2020-05-19",
"url": "https://usn.ubuntu.com/4363-1/"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4367-1 vom 2020-05-19",
"url": "https://usn.ubuntu.com/4367-1/"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4368-1 vom 2020-05-19",
"url": "https://usn.ubuntu.com/4368-1/"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4369-1 vom 2020-05-21",
"url": "https://usn.ubuntu.com/4369-1/"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:2427 vom 2020-06-09",
"url": "https://access.redhat.com/errata/RHSA-2020:2427"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:2429 vom 2020-06-09",
"url": "https://access.redhat.com/errata/RHSA-2020:2429"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4389-1 vom 2020-06-10",
"url": "https://usn.ubuntu.com/4389-1/"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4388-1 vom 2020-06-10",
"url": "https://usn.ubuntu.com/4388-1/"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4387-1 vom 2020-06-10",
"url": "https://usn.ubuntu.com/4387-1/"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:2428 vom 2020-06-09",
"url": "https://access.redhat.com/errata/RHSA-2020:2428"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1587-1 vom 2020-06-10",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006912.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1604-1 vom 2020-06-11",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006931.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1605-1 vom 2020-06-11",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006930.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1603-1 vom 2020-06-11",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006927.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1605-1 vom 2020-06-11",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006929.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1602-1 vom 2020-06-11",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006928.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1596-1 vom 2020-06-10",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006919.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1602-1 vom 2020-06-11",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006932.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1599-1 vom 2020-06-10",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006921.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1597-1 vom 2020-06-10",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006923.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1599-1 vom 2020-06-10",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006924.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:2567 vom 2020-06-15",
"url": "https://access.redhat.com/errata/RHSA-2020:2567"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:1663-1 vom 2020-06-18",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-June/006971.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:2669 vom 2020-06-23",
"url": "https://access.redhat.com/errata/RHSA-2020:2669"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:2667 vom 2020-06-23",
"url": "https://access.redhat.com/errata/RHSA-2020:2667"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4394-1 vom 2020-07-01",
"url": "https://usn.ubuntu.com/?page=3"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:2027-1 vom 2020-07-23",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-July/007172.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:2105-1 vom 2020-08-03",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007213.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:14442-1 vom 2020-08-03",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007210.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:2105-1 vom 2020-08-03",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007215.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:2156-1 vom 2020-08-07",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-August/007238.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2323 vom 2020-08-12",
"url": "https://lists.debian.org/debian-lts-announce/2020/debian-lts-announce-202008/msg00019.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4465-1 vom 2020-08-19",
"url": "https://ubuntu.com/security/notices/USN-4465-1"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:3545 vom 2020-08-25",
"url": "https://access.redhat.com/errata/RHSA-2020:3545"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4483-1 vom 2020-09-02",
"url": "https://usn.ubuntu.com/4483-1/"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4485-1 vom 2020-09-02",
"url": "https://usn.ubuntu.com/4485-1/"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:2478-1 vom 2020-09-03",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007345.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2020:2487-1 vom 2020-09-04",
"url": "http://lists.suse.com/pipermail/sle-security-updates/2020-September/007352.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-4526-1 vom 2020-09-22",
"url": "https://ubuntu.com/security/notices/USN-4526-1"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2420 vom 2020-10-31",
"url": "https://lists.debian.org/debian-lts-announce/2020/debian-lts-announce-202010/msg00034.html"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-2420 vom 2020-10-30",
"url": "https://lists.debian.org/debian-lts-announce/2020/debian-lts-announce-202010/msg00032.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:4431 vom 2020-11-04",
"url": "https://access.redhat.com/errata/RHSA-2020:4431"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2020:4609 vom 2020-11-04",
"url": "https://access.redhat.com/errata/RHSA-2020:4609"
},
{
"category": "external",
"summary": "AVAYA Security Advisory ASA-2020-155 vom 2020-12-08",
"url": "https://downloads.avaya.com/css/P8/documents/101072832"
},
{
"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-2021:3929-1 vom 2021-12-06",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009844.html"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.4-2022-014 vom 2022-01-31",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.4-2022-014.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-5343-1 vom 2022-03-22",
"url": "https://ubuntu.com/security/notices/USN-5343-1"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2022-9969 vom 2022-11-01",
"url": "https://linux.oracle.com/errata/ELSA-2022-9969.html"
},
{
"category": "external",
"summary": "NetApp Security Advisory NTAP-20200608-0001 vom 2025-12-10",
"url": "https://security.netapp.com/advisory/NTAP-20200608-0001"
}
],
"source_lang": "en-US",
"title": "Linux Kernel: Mehrere Schwachstellen",
"tracking": {
"current_release_date": "2025-12-09T23:00:00.000+00:00",
"generator": {
"date": "2025-12-10T07:50:34.786+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.5.0"
}
},
"id": "WID-SEC-W-2022-1923",
"initial_release_date": "2020-05-05T22:00:00.000+00:00",
"revision_history": [
{
"date": "2020-05-05T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2020-05-17T22:00:00.000+00:00",
"number": "2",
"summary": "Referenz(en) aufgenommen: FEDORA-2020-4336D63533, FEDORA-2020-C6B9FFF7F8, FEDORA-2020-5A69DECC0C"
},
{
"date": "2020-05-18T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2020-05-19T22:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2020-05-21T22:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2020-05-28T22:00:00.000+00:00",
"number": "6",
"summary": "Referenz(en) aufgenommen: USN-4367-2, USN-4369-2"
},
{
"date": "2020-06-09T22:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Red Hat, Ubuntu und SUSE aufgenommen"
},
{
"date": "2020-06-11T22:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2020-06-15T22:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2020-06-18T22:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2020-06-23T22:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2020-07-01T22:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2020-07-23T22:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2020-08-03T22:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2020-08-06T22:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2020-08-12T22:00:00.000+00:00",
"number": "16",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2020-08-18T22:00:00.000+00:00",
"number": "17",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2020-08-25T22:00:00.000+00:00",
"number": "18",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2020-09-01T22:00:00.000+00:00",
"number": "19",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2020-09-03T22:00:00.000+00:00",
"number": "20",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2020-09-06T22:00:00.000+00:00",
"number": "21",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2020-09-21T22:00:00.000+00:00",
"number": "22",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2020-11-01T23:00:00.000+00:00",
"number": "23",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2020-11-03T23:00:00.000+00:00",
"number": "24",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2020-12-09T23:00:00.000+00:00",
"number": "25",
"summary": "Neue Updates von AVAYA aufgenommen"
},
{
"date": "2021-12-06T23:00:00.000+00:00",
"number": "26",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2022-01-30T23:00:00.000+00:00",
"number": "27",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2022-03-22T23:00:00.000+00:00",
"number": "28",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2022-11-01T23:00:00.000+00:00",
"number": "29",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2025-12-09T23:00:00.000+00:00",
"number": "30",
"summary": "Neue Updates von NetApp aufgenommen"
}
],
"status": "final",
"version": "30"
}
},
"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": "Avaya Aura Experience Portal",
"product": {
"name": "Avaya Aura Experience Portal",
"product_id": "T015519",
"product_identification_helper": {
"cpe": "cpe:/a:avaya:aura_experience_portal:-"
}
}
}
],
"category": "vendor",
"name": "Avaya"
},
{
"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": "NetApp ActiveIQ Unified Manager",
"product": {
"name": "NetApp ActiveIQ Unified Manager",
"product_id": "T025152",
"product_identification_helper": {
"cpe": "cpe:/a:netapp:active_iq_unified_manager:for_vmware_vsphere"
}
}
}
],
"category": "vendor",
"name": "NetApp"
},
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c=5.6.10",
"product": {
"name": "Open Source Linux Kernel \u003c=5.6.10",
"product_id": "T016450"
}
},
{
"category": "product_version_range",
"name": "\u003c=5.6.10",
"product": {
"name": "Open Source Linux Kernel \u003c=5.6.10",
"product_id": "T016450-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-2020-12655",
"product_status": {
"known_affected": [
"T015519",
"T025152",
"2951",
"T002207",
"67646",
"T000126",
"398363",
"T004914"
],
"last_affected": [
"T016450"
]
},
"release_date": "2020-05-05T22:00:00.000+00:00",
"title": "CVE-2020-12655"
},
{
"cve": "CVE-2020-12656",
"product_status": {
"known_affected": [
"T025152",
"2951",
"T002207",
"67646",
"T000126",
"398363",
"T004914"
],
"last_affected": [
"T016450"
]
},
"release_date": "2020-05-05T22:00:00.000+00:00",
"title": "CVE-2020-12656"
},
{
"cve": "CVE-2020-12657",
"product_status": {
"known_affected": [
"T025152",
"2951",
"T002207",
"67646",
"T000126",
"398363",
"T004914"
],
"last_affected": [
"T016450"
]
},
"release_date": "2020-05-05T22:00:00.000+00:00",
"title": "CVE-2020-12657"
},
{
"cve": "CVE-2020-12659",
"product_status": {
"known_affected": [
"T025152",
"2951",
"T002207",
"67646",
"T000126",
"398363",
"T004914"
],
"last_affected": [
"T016450"
]
},
"release_date": "2020-05-05T22:00:00.000+00:00",
"title": "CVE-2020-12659"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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