WID-SEC-W-2026-1686
Vulnerability from csaf_certbund - Published: 2026-05-26 22:00 - Updated: 2026-05-27 22:00Summary
Samba: Mehrere Schwachstellen
Severity
Hoch
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: Samba ist eine Open Source Software Suite, die Druck- und Dateidienste für SMB/CIFS Clients implementiert.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Samba ausnutzen, um beliebigen Programmcode auszuführen, um einen Denial of Service Angriff durchzuführen, um Dateien zu manipulieren, und um Sicherheitsvorkehrungen zu umgehen.
Betroffene Betriebssysteme: - Linux
- UNIX
Affected products
Known affected
6 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Samba <4.23.8
Open Source / Samba
|
<4.23.8 | ||
|
Debian Linux
Debian
|
cpe:/o:debian:debian_linux:-
|
— | |
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Open Source Samba <4.24.3
Open Source / Samba
|
<4.24.3 | ||
|
Open Source Samba <4.22.10
Open Source / Samba
|
<4.22.10 |
Affected products
Known affected
6 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Samba <4.23.8
Open Source / Samba
|
<4.23.8 | ||
|
Debian Linux
Debian
|
cpe:/o:debian:debian_linux:-
|
— | |
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Open Source Samba <4.24.3
Open Source / Samba
|
<4.24.3 | ||
|
Open Source Samba <4.22.10
Open Source / Samba
|
<4.22.10 |
Affected products
Known affected
6 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Samba <4.23.8
Open Source / Samba
|
<4.23.8 | ||
|
Debian Linux
Debian
|
cpe:/o:debian:debian_linux:-
|
— | |
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Open Source Samba <4.24.3
Open Source / Samba
|
<4.24.3 | ||
|
Open Source Samba <4.22.10
Open Source / Samba
|
<4.22.10 |
Affected products
Known affected
6 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Samba <4.23.8
Open Source / Samba
|
<4.23.8 | ||
|
Debian Linux
Debian
|
cpe:/o:debian:debian_linux:-
|
— | |
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Open Source Samba <4.24.3
Open Source / Samba
|
<4.24.3 | ||
|
Open Source Samba <4.22.10
Open Source / Samba
|
<4.22.10 |
Affected products
Known affected
6 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Samba <4.23.8
Open Source / Samba
|
<4.23.8 | ||
|
Debian Linux
Debian
|
cpe:/o:debian:debian_linux:-
|
— | |
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Open Source Samba <4.24.3
Open Source / Samba
|
<4.24.3 | ||
|
Open Source Samba <4.22.10
Open Source / Samba
|
<4.22.10 |
Affected products
Known affected
6 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Open Source Samba <4.23.8
Open Source / Samba
|
<4.23.8 | ||
|
Debian Linux
Debian
|
cpe:/o:debian:debian_linux:-
|
— | |
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Ubuntu Linux
Ubuntu
|
cpe:/o:canonical:ubuntu_linux:-
|
— | |
|
Open Source Samba <4.24.3
Open Source / Samba
|
<4.24.3 | ||
|
Open Source Samba <4.22.10
Open Source / Samba
|
<4.22.10 |
References
12 references
{
"document": {
"aggregate_severity": {
"text": "hoch"
},
"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": "Samba ist eine Open Source Software Suite, die Druck- und Dateidienste f\u00fcr SMB/CIFS Clients implementiert.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein Angreifer kann mehrere Schwachstellen in Samba ausnutzen, um beliebigen Programmcode auszuf\u00fchren, um einen Denial of Service Angriff durchzuf\u00fchren, um Dateien zu manipulieren, und um Sicherheitsvorkehrungen zu umgehen.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Linux\n- UNIX",
"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-2026-1686 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1686.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-1686 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1686"
},
{
"category": "external",
"summary": "Samba 4.22.10 - Release Notes vom 2026-05-26",
"url": "https://www.samba.org/samba/history/samba-4.22.10.html"
},
{
"category": "external",
"summary": "Samba 4.23.8 - Release Notes vom 2026-05-26",
"url": "https://www.samba.org/samba/history/samba-4.23.8.html"
},
{
"category": "external",
"summary": "Samba 4.24.3 - Release Notes vom 2026-05-26",
"url": "https://www.samba.org/samba/history/samba-4.24.3.html"
},
{
"category": "external",
"summary": "Ubuntu Security Notice USN-8306-1 vom 2026-05-26",
"url": "https://ubuntu.com/security/notices/USN-8306-1"
},
{
"category": "external",
"summary": "Debian Security Advisory DSA-6297 vom 2026-05-27",
"url": "https://lists.debian.org/debian-security-announce/2026/msg00208.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:2076-1 vom 2026-05-26",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-May/026314.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:2074-1 vom 2026-05-26",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-May/026315.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:2073-1 vom 2026-05-26",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-May/026316.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:2072-1 vom 2026-05-26",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-May/026317.html"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:2071-1 vom 2026-05-26",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-May/026318.html"
}
],
"source_lang": "en-US",
"title": "Samba: Mehrere Schwachstellen",
"tracking": {
"current_release_date": "2026-05-27T22:00:00.000+00:00",
"generator": {
"date": "2026-05-28T06:45:41.567+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.6.0"
}
},
"id": "WID-SEC-W-2026-1686",
"initial_release_date": "2026-05-26T22:00:00.000+00:00",
"revision_history": [
{
"date": "2026-05-26T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2026-05-27T22:00:00.000+00:00",
"number": "2",
"summary": "Referenz(en) aufgenommen: EUVD-2026-32211, EUVD-2026-32312, EUVD-2026-32275"
}
],
"status": "final",
"version": "2"
}
},
"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": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003c4.24.3",
"product": {
"name": "Open Source Samba \u003c4.24.3",
"product_id": "T054749"
}
},
{
"category": "product_version",
"name": "4.24.3",
"product": {
"name": "Open Source Samba 4.24.3",
"product_id": "T054749-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:samba:samba:4.24.3"
}
}
},
{
"category": "product_version_range",
"name": "\u003c4.23.8",
"product": {
"name": "Open Source Samba \u003c4.23.8",
"product_id": "T054750"
}
},
{
"category": "product_version",
"name": "4.23.8",
"product": {
"name": "Open Source Samba 4.23.8",
"product_id": "T054750-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:samba:samba:4.23.8"
}
}
},
{
"category": "product_version_range",
"name": "\u003c4.22.10",
"product": {
"name": "Open Source Samba \u003c4.22.10",
"product_id": "T054751"
}
},
{
"category": "product_version",
"name": "4.22.10",
"product": {
"name": "Open Source Samba 4.22.10",
"product_id": "T054751-fixed",
"product_identification_helper": {
"cpe": "cpe:/a:samba:samba:4.22.10"
}
}
}
],
"category": "product_name",
"name": "Samba"
}
],
"category": "vendor",
"name": "Open Source"
},
{
"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-2026-1933",
"product_status": {
"known_affected": [
"T054750",
"2951",
"T002207",
"T000126",
"T054749",
"T054751"
]
},
"release_date": "2026-05-26T22:00:00.000+00:00",
"title": "CVE-2026-1933"
},
{
"cve": "CVE-2026-2340",
"product_status": {
"known_affected": [
"T054750",
"2951",
"T002207",
"T000126",
"T054749",
"T054751"
]
},
"release_date": "2026-05-26T22:00:00.000+00:00",
"title": "CVE-2026-2340"
},
{
"cve": "CVE-2026-3012",
"product_status": {
"known_affected": [
"T054750",
"2951",
"T002207",
"T000126",
"T054749",
"T054751"
]
},
"release_date": "2026-05-26T22:00:00.000+00:00",
"title": "CVE-2026-3012"
},
{
"cve": "CVE-2026-3238",
"product_status": {
"known_affected": [
"T054750",
"2951",
"T002207",
"T000126",
"T054749",
"T054751"
]
},
"release_date": "2026-05-26T22:00:00.000+00:00",
"title": "CVE-2026-3238"
},
{
"cve": "CVE-2026-4408",
"product_status": {
"known_affected": [
"T054750",
"2951",
"T002207",
"T000126",
"T054749",
"T054751"
]
},
"release_date": "2026-05-26T22:00:00.000+00:00",
"title": "CVE-2026-4408"
},
{
"cve": "CVE-2026-4480",
"product_status": {
"known_affected": [
"T054750",
"2951",
"T002207",
"T000126",
"T054749",
"T054751"
]
},
"release_date": "2026-05-26T22:00:00.000+00:00",
"title": "CVE-2026-4480"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
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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