CVE-2026-11891

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.

CVSS v3 5.1 MEDIUM

5.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.5 / Impact : 2.5

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://support.arm.com/documentation/111552/1-0/?lang=en

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-08 15:18

Updated : 2026-09-10 19:17

NVD link : CVE-2026-11891

Mitre link : CVE-2026-11891

CVE.ORG link : CVE-2026-11891

JSON object : View

Products Affected

No product.

CWE

CWE-416

Use After Free

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