SUSE-SU-2023:1864-1: important: Security update for wayland

[SLE-UPDATES]

# Security update for wayland

Announcement ID: SUSE-SU-2023:1864-1  
Rating: important  
References:

  * bsc#1190486

  
Cross-References:

  * CVE-2021-3782

  
CVSS scores:

  * CVE-2021-3782 ( SUSE ):  6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H
  * CVE-2021-3782 ( NVD ):  6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5
  * SUSE Linux Enterprise Software Development Kit 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for wayland fixes the following issues:

  * CVE-2021-3782: Fixed a reference-count overflow in libwayland-server SHM
    handling. (bsc#1190486)

## 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 Software Development Kit 12 SP5  
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-1864=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1864=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1864=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1864=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * libwayland-cursor0-debuginfo-1.13.0-3.3.1
    * wayland-devel-1.13.0-3.3.1
    * libwayland-client0-debuginfo-1.13.0-3.3.1
    * libwayland-server0-debuginfo-1.13.0-3.3.1
    * libwayland-server0-1.13.0-3.3.1
    * libwayland-cursor0-1.13.0-3.3.1
    * wayland-debugsource-1.13.0-3.3.1
    * libwayland-client0-1.13.0-3.3.1
    * wayland-devel-debuginfo-1.13.0-3.3.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    * libwayland-client0-debuginfo-1.13.0-3.3.1
    * wayland-debugsource-1.13.0-3.3.1
    * libwayland-client0-1.13.0-3.3.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * libwayland-client0-debuginfo-1.13.0-3.3.1
    * wayland-debugsource-1.13.0-3.3.1
    * libwayland-client0-1.13.0-3.3.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * libwayland-client0-debuginfo-1.13.0-3.3.1
    * wayland-debugsource-1.13.0-3.3.1
    * libwayland-client0-1.13.0-3.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2021-3782.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1190486

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