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SUSE: 2023:4306-1 Important: Xwayland Memory Safety & Escalation

suse
Calendar Grey October 31, 2023
Dist Suse Esm H88
This important Fedora patch addresses Wayland concerns, enhancing protection against memory vulnerabilities and potential privilege elevation threats.
* bsc#1216135 * bsc#1216261 Cross-References: * CVE-2023-5367

Summary

## This update for xwayland fixes the following issues: * CVE-2023-5574: Fixed a privilege escalation issue that could be triggered via the Damage extension protocol (bsc#1216261). * CVE-2023-5367: Fixed a memory safety issue in both the XI2 and RandR protocols (bsc#1216135). ## 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-2023-4306=1 openSUSE-SLE-15.5-2023-4306=1 * SUSE Linux Enterprise Workstation Extension 15 SP5 zypper in -t patch SUSE-SLE-Product-WE-15-SP5-2023-4306=1 ## Package List: * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586) * xwayland-22.1.5-150500.7.5.1

Topics%20covered

Topics Covered

security advisory privilege escalation important SUSE Linux memory safety xwayland

References

* bsc#1216135

* bsc#1216261

Cross-

* CVE-2023-5367

* CVE-2023-5574

CVSS scores:

* CVE-2023-5367 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-5367 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-5574 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-5574 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

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-2023-5367.html

* https://www.suse.com/security/cve/CVE-2023-5574.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4306-1
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation important SUSE Linux memory safety xwayland

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