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SUSE Linux Enterprise 16.0 Mesa Moderate Memory Access Issue 2026-21564-1

suse
Calendar Grey May 11, 2026
Dist Suse Esm H88
Update available for Mesa in SUSE Linux addressing important memory access issue. Install patch promptly for security.
An update that solves one vulnerability and has one fix can now be installed.

Summary

## This update for Mesa fixes the following issue: * CVE-2026-40393: out-of-bounds memory access can occur in WebGPU because the amount of to-be-allocated data depends on an untrusted party (bsc#1261998). ## 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 Server for SAP applications 16.0 zypper in -t patch SUSE-SLES-16.0-707=1 * SUSE Linux Enterprise Server 16.0 zypper in -t patch SUSE-SLES-16.0-707=1 ## Package List: * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64) * Mesa-dri-devel-24.3.3-160000.3.1 * Mesa-libRusticlOpenCL-debuginfo-24.3.3-160000.3.1 * Mesa-libGLESv3-devel-24.3.3-160000.3.1

Topics%20covered

Topics Covered

security advisory SuSE important memory access webgpu cve-2026-40393

References

* bsc#1261911

* bsc#1261998

Cross-

* CVE-2026-40393

CVSS scores:

* CVE-2026-40393 ( SUSE ): 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

* CVE-2026-40393 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-40393 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise Server 16.0

* SUSE Linux Enterprise Server for SAP applications 16.0

An update that solves one vulnerability and has one fix can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-40393.html

* https://bugzilla.suse.com/show_bug.cgi?id=1261911

* https://bugzilla.suse.com/show_bug.cgi?id=1261998

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21564-1
Release Date: 2026-05-06T10:15:45Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory SuSE important memory access webgpu cve-2026-40393

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