openSUSE-SU-2026:20896-1
Security update for xorg-x11-server
No score
openSUSE-SU-2026:20896-1 is a vulnerability with no CVSS score yet, published June 3, 2026. No source lists public exploit code. No source names a fixed version.
- Severity
- UnratedNo CVSS score yet
- Exploit chance
- UnscoredNo EPSS score yet
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
This update for xorg-x11-server fixes the following issues:
- CreateSaverWindow Use-After-Free Information Disclosure. (bsc#1266301)
- DRI2 DRIGetBuffers/DRIGetBuffersWithFormat Out-Of-Bounds Write. (bsc#1266302)
- Font Alias Stack-based Buffer Overflow. (bsc#1266294)
- GLX ChangeDrawableAttributes Out-Of-Bounds Read/Write. (bsc#1266300)
- XKB Key Types Stack-based Buffer Overflow. (bsc#1266296)
- XKB SetMap Request Stack-based Buffer Overflow. (bsc#1266297)
- XSYNC Use-After-Free in FreeCounter(). (bsc#1266298)
- XSYNC Use-After-Free in miSyncDestroyFence(). (bsc#1266295)
- XSYNC Use-After-Free in SyncChangeCounter(). (bsc#1266299)
What each source reports
OSVNo score
Security update for xorg-x11-server
This update for xorg-x11-server fixes the following issues:
- CreateSaverWindow Use-After-Free Information Disclosure. (bsc#1266301)
- DRI2 DRIGetBuffers/DRIGetBuffersWithFormat Out-Of-Bounds Write. (bsc#1266302)
- Font Alias Stack-based Buffer Overflow. (bsc#1266294)
- GLX ChangeDrawableAttributes Out-Of-Bounds Read/Write. (bsc#1266300)
- XKB Key Types Stack-based Buffer Overflow. (bsc#1266296)
- XKB SetMap Request Stack-based Buffer Overflow. (bsc#1266297)
- XSYNC Use-After-Free in FreeCounter(). (bsc#1266298)
- XSYNC Use-After-Free in miSyncDestroyFence(). (bsc#1266295)
- XSYNC Use-After-Free in SyncChangeCounter(). (bsc#1266299)
- Record
openSUSE-SU-2026:20896-1- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.