CVE-2026-11891
Mali GPU Userspace Driver allows access to already freed memory
CVSS Score
5.1
EPSS Score
0.0%
EPSS Percentile
0th
Use After Free vulnerability in Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver allows a non-privileged user process to perform valid GPU processing operations, including via WebGL or WebGPU, to access already freed memory. This issue affects Valhall GPU Userspace Driver: from r46p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Userspace Driver: from r46p0 through r49p5, from r50p0 through r54p3, r55p0.
| CWE | CWE-416 |
| Vendor | arm ltd |
| Product | valhall gpu userspace driver |
| Published | Sep 8, 2026 |
| Last Updated | Sep 10, 2026 |
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Affected Versions
Arm Ltd / Valhall GPU Userspace Driver
r46p0 ≤ r49p5 r50p0 ≤ r54p3 r55p0
Arm Ltd / Arm 5th Gen GPU Architecture Userspace Driver
r46p0 ≤ r49p5 r50p0 ≤ r54p3 r55p0
References
Credits
Anymous