Description

In Mesa before 25.3.6 and 26 before 26.0.1, 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.

INFO

Published Date :

2026-04-12T18:49:18.984Z

Last Modified :

2026-04-12T18:56:36.231Z

Source :

mitre
AFFECTED PRODUCTS

The following products are affected by CVE-2026-40393 vulnerability.

Vendors Products
Mesa3d
  • Mesa
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-40393.

URL Resource
https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39866 cve-icon cve-icon
https://lists.freedesktop.org/archives/mesa-dev/2026-February/226597.html cve-icon cve-icon
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