Synopsis:
mesa security updateSummary:
An update for mesa is now available for openEuler-22.03-LTS-SP4Description:
.
Security Fix(es):
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.(CVE-2026-40393)Topic:
An update for mesa is now available for openEuler-22.03-LTS-SP4.
openEuler Security has rated this update as having a security impact of critical. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.Severity:
CriticalAffected Component:
mesa
21.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp421.3.1-7.oe2203sp4Exploitability
AV:NAC:LPR:NUI:NScope
S:UImpact
C:HI:HA:H9.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H