SUSE-SU-2026:24230-1: important: Security update for xwayland

Tue Oct 20 20:42:44 UTC 2026

# Security update for xwayland

Announcement ID: SUSE-SU-2026:24230-1  
Release Date: 2026-10-12T08:18:23Z  
Rating: important  
References:

  * bsc#1281213
  * bsc#1281218
  * bsc#1281220
  * bsc#1281225
  * bsc#1281227
  * bsc#1281233
  * bsc#1281236
  * bsc#1281238
  * bsc#1281240
  * bsc#1281241
  * bsc#1281242
  * bsc#1281244

Cross-References:

  * CVE-2026-88812
  * CVE-2026-93515
  * CVE-2026-93516
  * CVE-2026-93517
  * CVE-2026-93518
  * CVE-2026-93519
  * CVE-2026-93520
  * CVE-2026-93521
  * CVE-2026-93522
  * CVE-2026-93523
  * CVE-2026-93524
  * CVE-2026-93536

CVSS scores:

  * CVE-2026-88812 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-88812 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93515 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93515 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-93516 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93516 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-93517 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93517 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93518 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93518 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93519 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93519 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93520 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93520 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93521 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93521 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93522 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93522 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93523 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-93523 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-93524 ( SUSE ):  6.9
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-93524 ( SUSE ):  6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
  * CVE-2026-93536 ( SUSE ):  4.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-93536 ( SUSE ):  4.4 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L

Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

An update that solves 12 vulnerabilities can now be installed.

## Description:

This update for xwayland fixes the following issues:

  * CVE-2026-88812: XKB SetGeometry TextDoodad Double Free (bsc#1281213).
  * CVE-2026-93515: X.Org Server Present Extension Use-After-Free (bsc#1281218).
  * CVE-2026-93516: X.Org Server XInput Passive Grab Use-After-Free
    (bsc#1281220).
  * CVE-2026-93517: GLX RenderLarge Heap Buffer Overflow (bsc#1281225).
  * CVE-2026-93518: XKB ResizeKeyType Numeric Truncation (bsc#1281227).
  * CVE-2026-93519: XFixes Pointer Barrier Event List Buffer Overflow
    (bsc#1281233).
  * CVE-2026-93520: XKB ChangeKeycodeRange Heap Out-of-Bounds Write
    (bsc#1281236).
  * CVE-2026-93521: RandR ChangeProviderProperty Heap Buffer Overflow
    (bsc#1281238).
  * CVE-2026-93522: Glamor CopyArea Heap Buffer Overflow (bsc#1281240).
  * CVE-2026-93523: XInput2 PassiveUngrabDevice Out-of-Bounds Write
    (bsc#1281241).
  * CVE-2026-93524: XKB SetMap Key Width/Action Count Desync Out-Of-Bounds Read
    (bsc#1281242).
  * CVE-2026-93536: GestureBuildSprite Use-After-Free (bsc#1281244).

## 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 for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1898

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-1898

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * xwayland-devel-24.1.6-160000.7.1
    * xwayland-debuginfo-24.1.6-160000.7.1
    * xwayland-debugsource-24.1.6-160000.7.1
    * xwayland-24.1.6-160000.7.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * xwayland-devel-24.1.6-160000.7.1
    * xwayland-debuginfo-24.1.6-160000.7.1
    * xwayland-debugsource-24.1.6-160000.7.1
    * xwayland-24.1.6-160000.7.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-88812.html
  * https://www.suse.com/security/cve/CVE-2026-93515.html
  * https://www.suse.com/security/cve/CVE-2026-93516.html
  * https://www.suse.com/security/cve/CVE-2026-93517.html
  * https://www.suse.com/security/cve/CVE-2026-93518.html
  * https://www.suse.com/security/cve/CVE-2026-93519.html
  * https://www.suse.com/security/cve/CVE-2026-93520.html
  * https://www.suse.com/security/cve/CVE-2026-93521.html
  * https://www.suse.com/security/cve/CVE-2026-93522.html
  * https://www.suse.com/security/cve/CVE-2026-93523.html
  * https://www.suse.com/security/cve/CVE-2026-93524.html
  * https://www.suse.com/security/cve/CVE-2026-93536.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1281213
  * https://bugzilla.suse.com/show_bug.cgi?id=1281218
  * https://bugzilla.suse.com/show_bug.cgi?id=1281220
  * https://bugzilla.suse.com/show_bug.cgi?id=1281225
  * https://bugzilla.suse.com/show_bug.cgi?id=1281227
  * https://bugzilla.suse.com/show_bug.cgi?id=1281233
  * https://bugzilla.suse.com/show_bug.cgi?id=1281236
  * https://bugzilla.suse.com/show_bug.cgi?id=1281238
  * https://bugzilla.suse.com/show_bug.cgi?id=1281240
  * https://bugzilla.suse.com/show_bug.cgi?id=1281241
  * https://bugzilla.suse.com/show_bug.cgi?id=1281242
  * https://bugzilla.suse.com/show_bug.cgi?id=1281244

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