# Security update for xorg-x11-server

Announcement ID: SUSE-SU-2023:4790-1  
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:

  * 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 two vulnerabilities can now be installed.

## Description:

This update for xorg-x11-server 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:

  * SUSE Linux Enterprise Software Development Kit 12 SP5  
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-4790=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4790=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4790=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4790=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * xorg-x11-server-sdk-1.19.6-10.59.1
    * xorg-x11-server-debugsource-1.19.6-10.59.1
    * xorg-x11-server-debuginfo-1.19.6-10.59.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    * xorg-x11-server-debugsource-1.19.6-10.59.1
    * xorg-x11-server-extra-1.19.6-10.59.1
    * xorg-x11-server-debuginfo-1.19.6-10.59.1
    * xorg-x11-server-1.19.6-10.59.1
    * xorg-x11-server-extra-debuginfo-1.19.6-10.59.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * xorg-x11-server-debugsource-1.19.6-10.59.1
    * xorg-x11-server-extra-1.19.6-10.59.1
    * xorg-x11-server-debuginfo-1.19.6-10.59.1
    * xorg-x11-server-1.19.6-10.59.1
    * xorg-x11-server-extra-debuginfo-1.19.6-10.59.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * xorg-x11-server-debugsource-1.19.6-10.59.1
    * xorg-x11-server-extra-1.19.6-10.59.1
    * xorg-x11-server-debuginfo-1.19.6-10.59.1
    * xorg-x11-server-1.19.6-10.59.1
    * xorg-x11-server-extra-debuginfo-1.19.6-10.59.1

## 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

SUSE: 2023:4790-1 important: xorg-x11-server

December 13, 2023
* bsc#1217765 * bsc#1217766 Cross-References: * CVE-2023-6377

Summary

## This update for xorg-x11-server 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: * SUSE Linux Enterprise Software Development Kit 12 SP5 zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-4790=1 * SUSE Linux Enterprise High Performance Computing 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4790=1 * SUSE Linux Enterprise Server 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4790=1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4790=1 ## Package List: * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x x86_64) * xorg-x11-server-sdk-1.19.6-10.59.1 * xorg-x11-server-debugsource-1.19.6-10.59.1 * xorg-x11-server-debuginfo-1.19.6-10.59.1 * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64) * xorg-x11-server-debugsource-1.19.6-10.59.1 * xorg-x11-server-extra-1.19.6-10.59.1 * xorg-x11-server-debuginfo-1.19.6-10.59.1 * xorg-x11-server-1.19.6-10.59.1 * xorg-x11-server-extra-debuginfo-1.19.6-10.59.1 * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64) * xorg-x11-server-debugsource-1.19.6-10.59.1 * xorg-x11-server-extra-1.19.6-10.59.1 * xorg-x11-server-debuginfo-1.19.6-10.59.1 * xorg-x11-server-1.19.6-10.59.1 * xorg-x11-server-extra-debuginfo-1.19.6-10.59.1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64) * xorg-x11-server-debugsource-1.19.6-10.59.1 * xorg-x11-server-extra-1.19.6-10.59.1 * xorg-x11-server-debuginfo-1.19.6-10.59.1 * xorg-x11-server-1.19.6-10.59.1 * xorg-x11-server-extra-debuginfo-1.19.6-10.59.1

References

* bsc#1217765

* bsc#1217766

Cross-

* 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:

* 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 two vulnerabilities can now be installed.

##

* 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

Severity
Announcement ID: SUSE-SU-2023:4790-1
Rating: important

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