Security update for xorg-x11-server

Announcement ID:	SUSE-SU-2023:4787-1
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:	Basesystem Module 15-SP5 Development Tools Module 15-SP5 openSUSE Leap 15.5 SUSE Linux Enterprise Desktop 15 SP5 SUSE Linux Enterprise High Performance Computing 15 SP5 SUSE Linux Enterprise Real Time 15 SP5 SUSE Linux Enterprise Server 15 SP5 SUSE Linux Enterprise Server for SAP Applications 15 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:

• openSUSE Leap 15.5
  zypper in -t patch SUSE-2023-4787=1 openSUSE-SLE-15.5-2023-4787=1
• Basesystem Module 15-SP5
  zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-4787=1
• Development Tools Module 15-SP5
  zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP5-2023-4787=1

Package List:

• openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)
  • xorg-x11-server-Xvfb-21.1.4-150500.7.10.1
  • xorg-x11-server-extra-21.1.4-150500.7.10.1
  • xorg-x11-server-extra-debuginfo-21.1.4-150500.7.10.1
  • xorg-x11-server-Xvfb-debuginfo-21.1.4-150500.7.10.1
  • xorg-x11-server-debugsource-21.1.4-150500.7.10.1
  • xorg-x11-server-sdk-21.1.4-150500.7.10.1
  • xorg-x11-server-debuginfo-21.1.4-150500.7.10.1
  • xorg-x11-server-source-21.1.4-150500.7.10.1
  • xorg-x11-server-21.1.4-150500.7.10.1
• Basesystem Module 15-SP5 (aarch64 ppc64le s390x x86_64)
  • xorg-x11-server-Xvfb-21.1.4-150500.7.10.1
  • xorg-x11-server-extra-21.1.4-150500.7.10.1
  • xorg-x11-server-extra-debuginfo-21.1.4-150500.7.10.1
  • xorg-x11-server-Xvfb-debuginfo-21.1.4-150500.7.10.1
  • xorg-x11-server-debugsource-21.1.4-150500.7.10.1
  • xorg-x11-server-debuginfo-21.1.4-150500.7.10.1
  • xorg-x11-server-21.1.4-150500.7.10.1
• Development Tools Module 15-SP5 (aarch64 ppc64le s390x x86_64)
  • xorg-x11-server-debugsource-21.1.4-150500.7.10.1
  • xorg-x11-server-sdk-21.1.4-150500.7.10.1
  • xorg-x11-server-debuginfo-21.1.4-150500.7.10.1

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