------------------------------------------------------------------------- Debian LTS Advisory DLA-4679-1 [email protected] https://www.debian.org/lts/security/ Tobias Frost July 13, 2026 https://wiki.debian.org/LTS -------------------------------------------------------------------------
Package : mesa Version : 20.3.5-1+deb11u1 $bookworm_VERSION CVE ID : CVE-2026-40393 Debian Bug : A vulnerability has been found in the mesa 3D graphics library, possibly allowing out of bound memory access by craftet input. CVE-2026-40393 An out-of-bounds memory access can occur in WebGPU because the amount of to-be-allocated data depends on an untrusted party, and is then used for alloca. For Debian 11 bullseye, this problem has been fixed in version 20.3.5-1+deb11u1. For Debian 12 bookworm, this problem has been fixed in version $bookworm_VERSION. We recommend that you upgrade your mesa packages. For the detailed security status of mesa please refer to its security tracker page at: https://security-tracker.debian.org/tracker/mesa Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS
signature.asc
Description: PGP signature
