wid-sec-w-2023-1978
Vulnerability from csaf_certbund
Published
2023-08-07 22:00
Modified
2024-07-23 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 oder Sicherheitsvorkehrungen zu umgehen.
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 oder Sicherheitsvorkehrungen zu umgehen.",
"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-2023-1978 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1978.json"
},
{
"category": "self",
"summary": "WID-SEC-2023-1978 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1978"
},
{
"category": "external",
"summary": "IBM Security Bulletin 7111646 vom 2024-01-24",
"url": "https://www.ibm.com/support/pages/node/7111646"
},
{
"category": "external",
"summary": "Red Hat Bugzilla Bug ID: 2213802 vom 2023-08-07",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2213802"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2023-D9509BE489 vom 2023-08-11",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-d9509be489"
},
{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2023-EE241DCF80 vom 2023-08-11",
"url": "https://bodhi.fedoraproject.org/updates/FEDORA-2023-ee241dcf80"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6343-1 vom 2023-09-06",
"url": "https://ubuntu.com/security/notices/USN-6343-1"
},
{
"category": "external",
"summary": "Debian Security Advisory DSA-5492 vom 2023-09-10",
"url": "https://lists.debian.org/debian-security-announce/2023/msg00184.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": "Ubuntu Security Notice USN-6416-1 vom 2023-10-05",
"url": "https://ubuntu.com/security/notices/USN-6416-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6416-2 vom 2023-10-06",
"url": "https://ubuntu.com/security/notices/USN-6416-2"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:4035-1 vom 2023-10-10",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016616.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:4072-1 vom 2023-10-13",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016677.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:4071-1 vom 2023-10-13",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016678.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2023:4093-1 vom 2023-10-17",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-October/016702.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6416-3 vom 2023-10-19",
"url": "https://ubuntu.com/security/notices/USN-6416-3"
},
{
"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-6445-2 vom 2023-10-24",
"url": "https://ubuntu.com/security/notices/USN-6445-2"
},
{
"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": "SUSE Security Update SUSE-SU-2023:4072-2 vom 2023-11-06",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2023-November/016995.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2023:6583 vom 2023-11-07",
"url": "https://access.redhat.com/errata/RHSA-2023:6583"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2023:7077 vom 2023-11-15",
"url": "https://access.redhat.com/errata/RHSA-2023:7077"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2023:6901 vom 2023-11-15",
"url": "https://access.redhat.com/errata/RHSA-2023:6901"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2024:3859 vom 2024-06-12",
"url": "https://access.redhat.com/errata/RHSA-2024:3859"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2024:4740 vom 2024-07-24",
"url": "https://access.redhat.com/errata/RHSA-2024:4740"
}
],
"source_lang": "en-US",
"title": "Linux Kernel: Schwachstelle erm\u00f6glicht Denial of Service",
"tracking": {
"current_release_date": "2024-07-23T22:00:00.000+00:00",
"generator": {
"date": "2024-07-24T09:10:37.394+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.0"
}
},
"id": "WID-SEC-W-2023-1978",
"initial_release_date": "2023-08-07T22:00:00.000+00:00",
"revision_history": [
{
"date": "2023-08-07T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2023-08-13T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Fedora aufgenommen"
},
{
"date": "2023-09-06T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-09-10T22:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Debian aufgenommen"
},
{
"date": "2023-10-04T22:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-08T22:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-10T22:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2023-10-15T22:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2023-10-16T22:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2023-10-19T22:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-24T22:00:00.000+00:00",
"number": "11",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-10-31T23:00:00.000+00:00",
"number": "12",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2023-11-06T23:00:00.000+00:00",
"number": "13",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2023-11-07T23:00:00.000+00:00",
"number": "14",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2023-11-14T23:00:00.000+00:00",
"number": "15",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2024-01-18T23:00:00.000+00:00",
"number": "16",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2024-01-24T23:00:00.000+00:00",
"number": "17",
"summary": "Neue Updates von IBM aufgenommen"
},
{
"date": "2024-06-11T22:00:00.000+00:00",
"number": "18",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2024-07-23T22:00:00.000+00:00",
"number": "19",
"summary": "Neue Updates von Red Hat aufgenommen"
}
],
"status": "final",
"version": "19"
}
},
"product_tree": {
"branches": [
{
"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": "Fedora Linux",
"product": {
"name": "Fedora Linux",
"product_id": "74185",
"product_identification_helper": {
"cpe": "cpe:/o:fedoraproject:fedora:-"
}
}
}
],
"category": "vendor",
"name": "Fedora"
},
{
"branches": [
{
"branches": [
{
"category": "product_version",
"name": "12",
"product": {
"name": "IBM Security Guardium 12.0",
"product_id": "T031092",
"product_identification_helper": {
"cpe": "cpe:/a:ibm:security_guardium:12.0"
}
}
}
],
"category": "product_name",
"name": "Security Guardium"
}
],
"category": "vendor",
"name": "IBM"
},
{
"branches": [
{
"category": "product_name",
"name": "Open Source Linux Kernel",
"product": {
"name": "Open Source Linux Kernel",
"product_id": "T029076",
"product_identification_helper": {
"cpe": "cpe:/o:linux: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-2023-4155",
"notes": [
{
"category": "description",
"text": "Es existiert eine Schwachstelle im Linux Kernel. Diese besteht in der Komponente \"KVM AMD Secure Encrypted Virtualization (SEV)\" und ist auf eine Race-Condition zur\u00fcckzuf\u00fchren. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren oder Sicherheitsvorkehrungen zu umgehen."
}
],
"product_status": {
"known_affected": [
"T029076",
"2951",
"T002207",
"67646",
"T000126",
"T031092",
"T004914",
"74185"
]
},
"release_date": "2023-08-07T22:00:00Z",
"title": "CVE-2023-4155"
}
]
}
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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.