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SUSE: xwayland Important Use-after-Free Fix CVE-2025-62229-31

suse
Calendar Grey December 10, 2025
Dist Suse Esm H88
Critical security update for xwayland on SUSE affects server operations and addresses multiple vulnerabilities.
* bsc#1251958 * bsc#1251959 * bsc#1251960 Cross-References:

Summary

## This update for xwayland fixes the following issues: * CVE-2025-62229: Fixed use-after-free in XPresentNotify structures creation (bsc#1251958). * CVE-2025-62230: Fixed use-after-free in Xkb client resource removal (bsc#1251959). * CVE-2025-62231: Fixed value overflow in Xkb extension XkbSetCompatMap() (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 16.0 zypper in -t patch SUSE-SLES-16.0-65=1 * SUSE Linux Enterprise Server for SAP Applications 16.0 zypper in -t patch SUSE-SLES-16.0-65=1 ## Package List: * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)

Topics%20covered

Topics Covered

security advisory SuSE important use-after-free Xwayland value overflow

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-2025-62229 ( NVD ): 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/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-2025-62230 ( NVD ): 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:21149-1
Release Date: 2025-11-27T10:11:16Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important use-after-free Xwayland value overflow

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