SUSE-SU-2026:24472-1: important: Security update for libX11

[SLE-SECURITY-UPDATES]

# Security update for libX11

Announcement ID: SUSE-SU-2026:24472-1  
Release Date: 2026-10-26T20:32:02Z  
Rating: important  
References:

  * bsc#1280910

  
Cross-References:

  * CVE-2026-88806

  
CVSS scores:

  * CVE-2026-88806 ( SUSE ):  8.9
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2026-88806 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-88806 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Micro 6.0

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for libX11 fixes the following issue:

  * CVE-2026-88806: XkbGetMap Reply Heap-based Buffer Overflow (bsc#1280910).

## 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 Micro 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-949

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * libX11-6-1.8.7-159998.2.1
    * libX11-debugsource-1.8.7-159998.2.1
    * libX11-xcb1-1.8.7-159998.2.1
    * libX11-xcb1-debuginfo-1.8.7-159998.2.1
    * libX11-6-debuginfo-1.8.7-159998.2.1
  * SUSE Linux Micro 6.0 (noarch)
    * libX11-data-1.8.7-159998.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-88806.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1280910

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