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SUSE: 2023:4792-1 important: xwayland out-of-bounds issues

suse
Calendar Grey December 13, 2023
Dist Suse Esm H88
An important update has been issued to fix critical security flaws related to buffer overflow in xwayland for customers of SUSE and openSUSE.
* 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 15.4 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

Topics%20covered

Topics Covered

security advisory important memory issue SUSE 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 15.4

* 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.

##

* 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-2023:4792-1
Rating: important

Topics%20covered

Topics Covered

security advisory important memory issue SUSE out-of-bounds Xwayland

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