HomeCVE-2026-40393

CVE-2026-40393

HIGH
8.1CVSS
Published: 2026-04-12
Updated: 2026-04-13
AI Analysis

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.

CVSS Metrics

Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
network
Complexity
high
Privileges
none
User Action
none
Scope
unchanged
Confidentiality
high
Integrity
high
Availability
high
Weaknesses
CWE-787

Metadata

Primary Vendor
UNKNOWN
Published
4/12/2026
Last Modified
4/13/2026
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

No affected products information available.

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Executive Intelligence Brief

CVE-CVE-2026-40393 | HIGH Severity | CVEDatabase.com | CVEDatabase.com