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WID-SEC-W-2025-2436
Vulnerability from csaf_certbund - Published: 2025-10-28 23:00 - Updated: 2025-12-01 23:00Summary
Xwayland und X.Org X11: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff
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
Xwayland ist ein X-Server für die Ausführung von X-Clients unter Wayland Display Servern. Wayland ist ein Ersatz für X.11 Display-Server.
Das X Window System dient der Erzeugung grafischer Oberflächen auf Unix Systemen.
Angriff
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Xwayland und X.Org X11 ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
Betroffene Betriebssysteme
- Sonstiges
- UNIX
{
"document": {
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"csaf_version": "2.0",
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"notes": [
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"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": "Xwayland ist ein X-Server f\u00fcr die Ausf\u00fchrung von X-Clients unter Wayland Display Servern. Wayland ist ein Ersatz f\u00fcr X.11 Display-Server.\r\nDas X Window System dient der Erzeugung grafischer Oberfl\u00e4chen auf Unix Systemen.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Xwayland und X.Org X11 ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Sonstiges\n- UNIX",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
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"references": [
{
"category": "self",
"summary": "WID-SEC-W-2025-2436 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2436.json"
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{
"category": "self",
"summary": "WID-SEC-2025-2436 - Portal Version",
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},
{
"category": "external",
"summary": "X.Org Security Advisory: multiple security issues X.Org X server and Xwayland vom 2025-10-28",
"url": "https://lists.x.org/archives/xorg-announce/2025-October/003635.html"
},
{
"category": "external",
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"url": "https://lists.x.org/archives/xorg-announce/2025-October/003636.html"
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{
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{
"category": "external",
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"url": "https://lists.debian.org/debian-security-announce/2025/msg00210.html"
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{
"category": "external",
"summary": "Fedora Security Advisory FEDORA-2025-43C76ECE40 vom 2025-10-28",
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"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00033.html"
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{
"category": "external",
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"url": "https://lists.suse.com/pipermail/sle-security-updates/2025-October/023092.html"
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{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2025:3864-1 vom 2025-10-30",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2025-October/023093.html"
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{
"category": "external",
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"url": "https://lists.suse.com/pipermail/sle-security-updates/2025-October/023094.html"
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{
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"url": "https://access.redhat.com/errata/RHSA-2025:22055"
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{
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"url": "https://access.redhat.com/errata/RHSA-2025:22051"
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{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2025:22040 vom 2025-11-25",
"url": "https://access.redhat.com/errata/RHSA-2025:22040"
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"url": "https://access.redhat.com/errata/RHSA-2025:22041"
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"url": "https://access.redhat.com/errata/RHSA-2025:22056"
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CVE-2025-62230 (GCVE-0-2025-62230)
Vulnerability from cvelistv5 – Published: 2025-10-30 05:19 – Updated: 2025-12-04 16:55
VLAI?
EPSS
Summary
A flaw was discovered in the X.Org X server’s X Keyboard (Xkb) extension when handling client resource cleanup. The software frees certain data structures without properly detaching related resources, leading to a use-after-free condition. This can cause memory corruption or a crash when affected clients disconnect.
Severity ?
7.3 (High)
CWE
- CWE-416 - Use After Free
Assigner
References
Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected:
0:24.1.5-5.el10_0 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:10.0 |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Credits
Red Hat would like to thank Jan-Niklas Sohn (Trend Micro Zero Day Initiative) for reporting this issue.
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CVE-2025-62231 (GCVE-0-2025-62231)
Vulnerability from cvelistv5 – Published: 2025-10-30 05:08 – Updated: 2025-12-04 16:55
VLAI?
EPSS
Summary
A flaw was identified in the X.Org X server’s X Keyboard (Xkb) extension where improper bounds checking in the XkbSetCompatMap() function can cause an unsigned short overflow. If an attacker sends specially crafted input data, the value calculation may overflow, leading to memory corruption or a crash.
Severity ?
7.3 (High)
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
| URL | Tags | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected:
0:24.1.5-5.el10_0 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:10.0 |
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|
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Credits
Red Hat would like to thank Jan-Niklas Sohn (Trend Micro Zero Day Initiative) for reporting this issue.
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CVE-2025-62229 (GCVE-0-2025-62229)
Vulnerability from cvelistv5 – Published: 2025-10-30 05:28 – Updated: 2025-12-04 16:55
VLAI?
EPSS
Summary
A flaw was found in the X.Org X server and Xwayland when processing X11 Present extension notifications. Improper error handling during notification creation can leave dangling pointers that lead to a use-after-free condition. This can cause memory corruption or a crash, potentially allowing an attacker to execute arbitrary code or cause a denial of service.
Severity ?
7.3 (High)
CWE
- CWE-416 - Use After Free
Assigner
References
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Impacted products
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| Red Hat | Red Hat Enterprise Linux 10 |
Unaffected:
0:24.1.5-5.el10_0 , < *
(rpm)
cpe:/o:redhat:enterprise_linux:10.0 |
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Credits
Red Hat would like to thank Jan-Niklas Sohn (Trend Micro Zero Day Initiative) for reporting this issue.
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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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