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openSUSE 15.5 Mesa Moderate Memory Access Issue SUSE-SU-2026-1835-1

suse
Calendar Grey May 13, 2026
Dist Suse Esm H88
Update for Mesa on openSUSE fixes out-of-bounds memory access risk, rated moderate severity.
An update that solves one vulnerability 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: * openSUSE Leap 15.5 zypper in -t patch SUSE-2026-1835=1 * SUSE Linux Enterprise Micro 5.5 zypper in -t patch SUSE-SLE-Micro-5.5-2026-1835=1 * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1835=1 ## Package List: * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586) * Mesa-drivers-debugsource-22.3.5-150500.77.8.1 * libOSMesa-devel-22.3.5-150500.77.8.1

Topics%20covered

Topics Covered

security advisory moderate memory access OpenSUSE mesa

References

* 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:

* Basesystem Module 15-SP7

* openSUSE Leap 15.5

* SUSE Linux Enterprise Desktop 15 SP7

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Real Time 15 SP7

* SUSE Linux Enterprise Server 15 SP7

* SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that solves one vulnerability can now be installed.

##

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

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

Announcement ID: SUSE-SU-2026:1835-1
Release Date: 2026-05-12T16:18:06Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate memory access OpenSUSE mesa

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