CVE-2026-40393

HIGH

8.1

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.18.1

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Vetor de ataqueNETWORK

ComplexidadeHIGH

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/12/2026

Ultima modificacao4/16/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

mesa3d:mesa

Fraquezas (CWE)

CWE-787

Referencias

https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39866(cve@mitre.org)

https://lists.freedesktop.org/archives/mesa-dev/2026-February/226597.html(cve@mitre.org)

Correlacoes IOC

Sem correlacoes registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.