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SUSE: xorg-x11-server Important DoS Issues CVE-2025-62229 2025:3858-1

suse
Calendar Grey October 29, 2025
Dist Suse Esm H88
An urgent security update for SUSE xorg-x11-server is now available to address critical vulnerabilities affecting the system
* bsc#1251958 * bsc#1251959 * bsc#1251960 Cross-References:

Summary

## This update for xorg-x11-server fixes the following issues: * Fixed use-after-free in XPresentNotify structures creation (CVE-2025-62229, bsc#1251958) * Fixed use-after-free in Xkb client resource removal (CVE-2025-62230, bsc#1251959) * Fixed value overflow in Xkb extension XkbSetCompatMap() (CVE-2025-62231, bsc#1251960) ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Enterprise Server 12 SP5 LTSS zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-3858=1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-3858=1 ## Package List:

Topics%20covered

Topics Covered

security advisory SuSE DoS vulnerability important Xorg X11 Server

References

* bsc#1251958

* bsc#1251959

* bsc#1251960

Cross-

* CVE-2025-62229

* CVE-2025-62230

* CVE-2025-62231

CVSS scores:

* CVE-2025-62229 ( SUSE ): 7.7

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-62229 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-62230 ( SUSE ): 7.7

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-62230 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-62231 ( SUSE ): 8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-62231 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:3858-1
Release Date: 2025-10-29T15:09:08Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE DoS vulnerability important Xorg X11 Server

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