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SUSE: 2023:4788-1 important: xwayland out-of-bounds fix

suse
Calendar Grey December 13, 2023
Dist Suse Esm H88
Important update issued for XWayland targeting critical buffer overflow vulnerabilities on SUSE environments. Upgrade promptly for enhanced protection.
* bsc#1217765 * bsc#1217766 Cross-References: * CVE-2023-6377

Summary

## 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 15.5 zypper in -t patch SUSE-2023-4788=1 openSUSE-SLE-15.5-2023-4788=1 * SUSE Linux Enterprise Workstation Extension 15 SP5 zypper in -t patch SUSE-SLE-Product-WE-15-SP5-2023-4788=1 ## Package List: * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586) * xwayland-debuginfo-22.1.5-150500.7.8.1

Topics%20covered

Topics Covered

security advisory critical threat suse important fix out-of-bounds xwayland

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:

* openSUSE Leap 15.5

* SUSE Linux Enterprise Desktop 15 SP5

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

* SUSE Linux Enterprise Workstation Extension 15 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
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4788-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical threat suse important fix out-of-bounds xwayland

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