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openSUSE 15.6: SUSE-SU-2025:0739-1 Moderate: libX11 buffer overflow

opensuse
Calendar Grey February 28, 2025
Dist Opensuse Esm H88
This revision tackles a considerable security concern in libX11, rectifying a buffer overflow flaw to improve robustness.
An update that solves one vulnerability can now be installed.

Description

This update for libX11 fixes the following issues:

* CVE-2025-26597: improper resizing of key actions when nGroups is 0 can lead

to buffer overflows in XkbChangeTypesOfKey() (bsc#1237431).

Topics%20covered

Topics Covered

security advisory moderate buffer overflow software update vulnerability SUSE libX11 openSUSE

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-2025-739=1 openSUSE-SLE-15.6-2025-739=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-739=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* libX11-xcb1-1.8.7-150600.3.3.1

* libX11-xcb1-debuginfo-1.8.7-150600.3.3.1

* libX11-debugsource-1.8.7-150600.3.3.1

* libX11-6-1.8.7-150600.3.3.1

* libX11-devel-1.8.7-150600.3.3.1

* libX11-6-debuginfo-1.8.7-150600.3.3.1

* openSUSE Leap 15.6 (x86_64)

* libX11-6-32bit-debuginfo-1.8.7-150600.3.3.1

* libX11-xcb1-32bit-1.8.7-150600.3.3.1

* libX11-devel-32bit-1.8.7-150600.3.3.1

* libX11-6-32bit-1.8.7-150600.3.3.1

* libX11-xcb1-32bit-debuginfo-1.8.7-150600.3.3.1

* openSUSE Leap 15.6 (noarch)

* libX11-data-1.8.7-150600.3.3.1

* openSUSE Leap 15.6 (aarch64_ilp32)

* libX11-6-64bit-1.8.7-150600.3.3.1

* libX11-6-64bit-debuginfo-1.8.7-150600.3.3.1

* libX11-devel-64bit-1.8.7-150600.3.3.1

* libX11-xcb1-64bit-1.8.7-150600.3.3.1

* libX11-xcb1-64bit-debuginfo-1.8.7-150600.3.3.1

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

* libX11-xcb1-1.8.7-150600.3.3.1

* libX11-xcb1-debuginfo-1.8.7-150600.3.3.1

* libX11-debugsource-1.8.7-150600.3.3.1

*...

Read the Full Advisory

References

* bsc#1237431

## References:

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

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

Announcement ID: SUSE-SU-2025:0739-1
Release Date: 2025-02-28T10:09:50Z
Affected Products: * Basesystem 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 moderate buffer overflow software update vulnerability SUSE libX11 openSUSE

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