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SUSE: 2023:1864-1 Important: Wayland Reference-Count Overflow Critical

suse
Calendar Grey February 27, 2024
Dist Suse Esm H88
Patch resolves critical reference-count overflow vulnerability in Wayland. This is a significant security update for impacted SUSE distributions.
* bsc#1190486 Cross-References: * CVE-2021-3782

Summary

## This update for wayland fixes the following issues: * CVE-2021-3782: Fixed a reference-count overflow in libwayland-server SHM handling. (bsc#1190486) ## 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-SP5-2023-1864=1 * SUSE Linux Enterprise High Performance Computing 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1864=1 * SUSE Linux Enterprise Server 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1864=1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1864=1 ## Package List:

References

* bsc#1190486

Cross-

* CVE-2021-3782

CVSS scores:

* CVE-2021-3782 ( SUSE ): 6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

* CVE-2021-3782 ( NVD ): 6.6 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

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 one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2021-3782.html

* https://bugzilla.suse.com/show_bug.cgi?id=1190486

Severity
important
Lowest
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Medium
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Critical

Announcement ID: SUSE-SU-2023:1864-1
Rating: important

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