WID-SEC-W-2023-2439
Vulnerability from csaf_certbund - Published: 2023-09-25 22:00 - Updated: 2024-02-01 23:00Es existiert eine Schwachstelle in GNU libc. Ein kürzlicher Fix für eine andere Schwachstelle ist unzureichend und kann dadurch zu einem Absturz führen. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand herzustellen.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Gentoo Linux
Gentoo
|
cpe:/o:gentoo:linux:-
|
— |
{
"document": {
"aggregate_severity": {
"text": "niedrig"
},
"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": "Die GNU libc ist die Basis C Bibliothek unter Linux sowie anderen Unix-Betriebssystemen, welche die Systemaufrufe sowie Basisfunktionalit\u00e4t bereitstellt.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in GNU libc ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
"title": "Angriff"
},
{
"category": "general",
"text": "- UNIX\n- Linux\n- MacOS X\n- Windows",
"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-2023-2439 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2439.json"
},
{
"category": "self",
"summary": "WID-SEC-2023-2439 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-2439"
},
{
"category": "external",
"summary": "Github Security Advisory vom 2023-09-25",
"url": "https://github.com/advisories/GHSA-m7p3-g2hx-xfc3"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6541-1 vom 2023-12-07",
"url": "https://ubuntu.com/security/notices/USN-6541-1"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-6541-2 vom 2024-01-10",
"url": "https://ubuntu.com/security/notices/USN-6541-2"
},
{
"category": "external",
"summary": "Gentoo Linux Security Advisory GLSA-202402-01 vom 2024-02-02",
"url": "https://security.gentoo.org/glsa/202402-01"
}
],
"source_lang": "en-US",
"title": "GNU libc: Schwachstelle erm\u00f6glicht Denial of Service",
"tracking": {
"current_release_date": "2024-02-01T23:00:00.000+00:00",
"generator": {
"date": "2024-08-15T17:58:48.957+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.5"
}
},
"id": "WID-SEC-W-2023-2439",
"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": "2023-12-07T23:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2024-01-10T23:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Ubuntu aufgenommen"
},
{
"date": "2024-02-01T23:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von Gentoo aufgenommen"
}
],
"status": "final",
"version": "4"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Gentoo Linux",
"product": {
"name": "Gentoo Linux",
"product_id": "T012167",
"product_identification_helper": {
"cpe": "cpe:/o:gentoo:linux:-"
}
}
}
],
"category": "vendor",
"name": "Gentoo"
},
{
"branches": [
{
"category": "product_name",
"name": "Open Source GNU libc \u003c 2.39",
"product": {
"name": "Open Source GNU libc \u003c 2.39",
"product_id": "T030064",
"product_identification_helper": {
"cpe": "cpe:/a:gnu:glibc:2.39"
}
}
}
],
"category": "vendor",
"name": "Open Source"
},
{
"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-2023-5156",
"notes": [
{
"category": "description",
"text": "Es existiert eine Schwachstelle in GNU libc. Ein k\u00fcrzlicher Fix f\u00fcr eine andere Schwachstelle ist unzureichend und kann dadurch zu einem Absturz f\u00fchren. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Zustand herzustellen."
}
],
"product_status": {
"known_affected": [
"T000126",
"T012167"
]
},
"release_date": "2023-09-25T22:00:00.000+00:00",
"title": "CVE-2023-5156"
}
]
}
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