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openSUSE 15.6: 2025:0730-1 Important: xorg-x11-server Security Update

opensuse
Calendar Grey February 26, 2025
Scroller Opensuse
This patch resolves numerous significant vulnerabilities in xorg-x11-server, improving system protection on openSUSE.
An update that solves eight vulnerabilities can now be installed.

Description

This update for xorg-x11-server fixes the following issues:

* CVE-2025-26594: Use-after-free of the root cursor (bsc#1237427).

* CVE-2025-26595: Buffer overflow in XkbVModMaskText() (bsc#1237429).

* CVE-2025-26596: Heap overflow in XkbWriteKeySyms() (bsc#1237430).

* CVE-2025-26597: Buffer overflow in XkbChangeTypesOfKey() (bsc#1237431).

* CVE-2025-26598: Out-of-bounds write in CreatePointerBarrierClient()

(bsc#1237432).

* CVE-2025-26599: Use of uninitialized pointer in compRedirectWindow()

(bsc#1237433).

* CVE-2025-26600: Use-after-free in PlayReleasedEvents() (bsc#1237434).

* CVE-2025-26601: Use-after-free in SyncInitTrigger() (bsc#1237435).

Topics%20covered

Topics Covered

security advisory buffer overflow important heap overflow xorg-x11-server openSUSE use-after-free

Patch

## 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:

* openSUSE Leap 15.6

zypper in -t patch SUSE-2025-730=1 openSUSE-SLE-15.6-2025-730=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-730=1

* Development Tools Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP6-2025-730=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* xorg-x11-server-extra-debuginfo-21.1.11-150600.5.6.1

* xorg-x11-server-sdk-21.1.11-150600.5.6.1

* xorg-x11-server-source-21.1.11-150600.5.6.1

* xorg-x11-server-Xvfb-21.1.11-150600.5.6.1

* xorg-x11-server-extra-21.1.11-150600.5.6.1

* xorg-x11-server-debugsource-21.1.11-150600.5.6.1

* xorg-x11-server-21.1.11-150600.5.6.1

* xorg-x11-server-Xvfb-debuginfo-21.1.11-150600.5.6.1

* xorg-x11-server-debuginfo-21.1.11-150600.5.6.1

* Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* xorg-x11-server-extra-debuginfo-21.1.11-150600.5.6.1

* xorg-x11-server-Xvfb-21.1.11-150600.5.6.1

* xorg-x11-server-extra-21.1.11-150600.5.6.1

* xorg-x11-server-debugsource-21.1.11-150600.5.6.1

* xorg-x11-server-21.1.11-150600.5.6.1

* xorg-x11-server-Xvfb-debuginfo-21.1.11-150600.5.6.1

* xorg-x11-server-debuginfo-21.1.11-150600.5.6.1

* Development Tools Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* xorg-x11-server-debuginfo-21.1.11-150600.5.6.1

*...

Read the Full Advisory

References

* bsc#1237427

* bsc#1237429

* bsc#1237430

* bsc#1237431

* bsc#1237432

* bsc#1237433

* bsc#1237434

* bsc#1237435

## References:

* https://www.suse.com/security/cve/CVE-2025-26594.html

* https://www.suse.com/security/cve/CVE-2025-26595.html

* https://www.suse.com/security/cve/CVE-2025-26596.html

* https://www.suse.com/security/cve/CVE-2025-26597.html

* https://www.suse.com/security/cve/CVE-2025-26598.html

* https://www.suse.com/security/cve/CVE-2025-26599.html

* https://www.suse.com/security/cve/CVE-2025-26600.html

* https://www.suse.com/security/cve/CVE-2025-26601.html

* https://bugzilla.suse.com/show_bug.cgi?id=1237427

* https://bugzilla.suse.com/show_bug.cgi?id=1237429

* https://bugzilla.suse.com/show_bug.cgi?id=1237430

* https://bugzilla.suse.com/show_bug.cgi?id=1237431

* https://bugzilla.suse.com/show_bug.cgi?id=1237432

* https://bugzilla.suse.com/show_bug.cgi?id=1237433

* https://bugzilla.suse.com/show_bug.cgi?id=1237434

* https://bugzilla.suse.com/show_bug.cgi?id=1237435

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:0730-1
Release Date: 2025-02-26T14:29:29Z
Affected Products: * Basesystem Module 15-SP6 * Development Tools Module 15-SP6 * openSUSE Leap 15.6 * SUSE Linux Enterprise Desktop 15 SP6 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP6

Topics%20covered

Topics Covered

security advisory buffer overflow important heap overflow xorg-x11-server openSUSE use-after-free

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