SUSE-SU-2023:4792-1: important: Security update for xwayland

Wed Dec 13 16:30:31 UTC 2023

# Security update for xwayland

Announcement ID: SUSE-SU-2023:4792-1  
Rating: important  
References:

  * bsc#1217765
  * bsc#1217766

Cross-References:

  * CVE-2023-6377
  * CVE-2023-6478

CVSS scores:

  * CVE-2023-6377 ( SUSE ):  8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-6478 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise Desktop 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Workstation Extension 15 SP4

An update that solves two vulnerabilities can now be installed.

## Description:

This update for xwayland fixes the following issues:

  * CVE-2023-6377: Fixed out-of-bounds memory write in XKB button actions
    (bsc#1217765).
  * CVE-2023-6478: Fixed out-of-bounds memory read in RRChangeOutputProperty and
    RRChangeProviderProperty (bsc#1217766).

## 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 15.4  
    zypper in -t patch SUSE-2023-4792=1 openSUSE-SLE-15.4-2023-4792=1

  * SUSE Linux Enterprise Workstation Extension 15 SP4  
    zypper in -t patch SUSE-SLE-Product-WE-15-SP4-2023-4792=1

## Package List:

  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * xwayland-devel-21.1.4-150400.3.23.1
    * xwayland-debugsource-21.1.4-150400.3.23.1
    * xwayland-debuginfo-21.1.4-150400.3.23.1
    * xwayland-21.1.4-150400.3.23.1
  * SUSE Linux Enterprise Workstation Extension 15 SP4 (x86_64)
    * xwayland-debugsource-21.1.4-150400.3.23.1
    * xwayland-debuginfo-21.1.4-150400.3.23.1
    * xwayland-21.1.4-150400.3.23.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-6377.html
  * https://www.suse.com/security/cve/CVE-2023-6478.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1217765
  * https://bugzilla.suse.com/show_bug.cgi?id=1217766

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