wid-sec-w-2023-2441
Vulnerability from csaf_certbund
Published
2023-09-25 22:00
Modified
2024-08-05 22:00
Summary
Linux Kernel: Schwachstelle ermöglicht Denial of Service
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 einen Denial of Service Angriff durchzuführen.
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 einen Denial of Service Angriff durchzuf\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-2023-2441 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2441.json"
},
{
"category": "self",
"summary": "WID-SEC-2023-2441 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2441"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-3710 vom 2024-01-11",
"url": "https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2023-6583 vom 2024-01-18",
"url": "https://oss.oracle.com/pipermail/el-errata/2024-January/015150.html"
},
{
"category": "external",
"summary": "Linux Security Notification mit PoC vom 2023-09-25",
"url": "https://seclists.org/oss-sec/2023/q3/229"
},
{
"category": "external",
"summary": "Amazon Linux Security Advisory ALASKERNEL-5.10-2023-041 vom 2023-10-18",
"url": "https://alas.aws.amazon.com/AL2/ALASKERNEL-5.10-2023-041.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6444-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6444-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6446-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6446-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6441-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6441-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6445-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6445-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6442-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6442-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6443-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6443-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6440-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6440-1"
},
{
"category": "external",
"summary": "Debian Security Advisory DLA-3623 vom 2023-10-19",
"url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6439-1 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6439-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6440-2 vom 2023-10-20",
"url": "https://ubuntu.com/security/notices/USN-6440-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6439-2 vom 2023-10-23",
"url": "https://ubuntu.com/security/notices/USN-6439-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6441-2 vom 2023-10-23",
"url": "https://ubuntu.com/security/notices/USN-6441-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6446-2 vom 2023-10-24",
"url": "https://ubuntu.com/security/notices/USN-6446-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6444-2 vom 2023-10-24",
"url": "https://ubuntu.com/security/notices/USN-6444-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6445-2 vom 2023-10-24",
"url": "https://ubuntu.com/security/notices/USN-6445-2"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6446-3 vom 2023-10-26",
"url": "https://ubuntu.com/security/notices/USN-6446-3"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6441-3 vom 2023-10-30",
"url": "https://ubuntu.com/security/notices/USN-6441-3"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6460-1 vom 2023-10-30",
"url": "https://ubuntu.com/security/notices/USN-6460-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6466-1 vom 2023-10-31",
"url": "https://ubuntu.com/security/notices/USN-6466-1"
},
{
"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"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:1979-1 vom 2024-06-11",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-June/018685.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:1983-1 vom 2024-06-11",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-June/018700.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:2008-1 vom 2024-06-12",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-June/018706.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:2184-1 vom 2024-06-24",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-June/018807.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2024:2190-1 vom 2024-06-25",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2024-June/018819.html"
},
{
"category": "external",
"summary": "Dell Security Advisory DSA-2024-348 vom 2024-08-06",
"url": "https://www.dell.com/support/kbdoc/de-de/000227573/dsa-2024-348-security-update-for-dell-avamar-dell-networker-virtual-edition-nve-and-dell-powerprotect-dp-series-appliance-dell-integrated-data-protection-appliance-idpa-security-update-for-multiple-vulnerabilities"
}
],
"source_lang": "en-US",
"title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
"tracking": {
"current_release_date": "2024-08-05T22:00:00.000+00:00",
"generator": {
"date": "2024-08-15T17:58:49.468+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.5"
}
},
"id": "WID-SEC-W-2023-2441",
"initial_release_date": "2023-09-25T22:00:00.000+00:00",
"revision_history": [
{
"date": "2023-09-25T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2023-10-17T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Amazon aufgenommen"
},
{
"date": "2023-10-19T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Ubuntu und Debian aufgenommen"
},
{
"date": "2023-10-22T22:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-23T22:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-24T22:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-26T22:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-30T23:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-31T23:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2024-01-11T23:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2024-01-18T23:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2024-05-21T22:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2024-06-09T22:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von IBM aufgenommen"
},
{
"date": "2024-06-10T22:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-06-11T22:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-06-12T22:00:00.000+00:00",
"number": "16",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-06-24T22:00:00.000+00:00",
"number": "17",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-06-25T22:00:00.000+00:00",
"number": "18",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2024-08-05T22:00:00.000+00:00",
"number": "19",
"summary": "Neue Updates von Dell aufgenommen"
}
],
"status": "final",
"version": "19"
}
},
"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": "Dell NetWorker",
"product": {
"name": "Dell NetWorker",
"product_id": "T024663",
"product_identification_helper": {
"cpe": "cpe:/a:dell:networker:-"
}
}
}
],
"category": "vendor",
"name": "Dell"
},
{
"branches": [
{
"category": "product_name",
"name": "EMC Avamar",
"product": {
"name": "EMC Avamar",
"product_id": "T014381",
"product_identification_helper": {
"cpe": "cpe:/a:emc:avamar:-"
}
}
}
],
"category": "vendor",
"name": "EMC"
},
{
"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": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c=v6.2",
"product": {
"name": "Open Source Linux Kernel \u003c=v6.2",
"product_id": "T030070"
}
}
],
"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-2023-42755",
"notes": [
{
"category": "description",
"text": "Es besteht eine Schwachstelle im Linux Kernel. Dieser Fehler besteht im rsvp-Verkehrsklassifizierer aufgrund eines Slab-Out-of-Bound-Zugriffs, der zu einem Wild-Pointer-Zugriff f\u00fchrt. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
}
],
"product_status": {
"known_affected": [
"T014381",
"2951",
"T002207",
"67646",
"T000126",
"T021415",
"T024663",
"398363",
"T004914"
],
"last_affected": [
"T030070"
]
},
"release_date": "2023-09-25T22:00:00.000+00:00",
"title": "CVE-2023-42755"
}
]
}
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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.