CVE-2026-0001 — Mali GPU Kernel Driver allows access to already freed memory

Description (CNA)

Use After Free vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform valid GPU memory processing operations to access already freed memory. This issue affects Bifrost GPU Kernel Driver: from r41p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.

Affected (CNA)

Vendor / product	Versions
Arm Ltd / Bifrost GPU Kernel Driver	affected r41p0 through r49p5; affected r50p0 through r51p0; affected r54p1 through r54p2
Arm Ltd / Valhall GPU Kernel Driver	affected r41p0 through r49p5; affected r50p0 through r54p3; affected r55p0; unaffected r56p0
Arm Ltd / Arm 5th Gen GPU Architecture Kernel Driver	affected r41p0 through r49p5; affected r50p0 through r54p3; affected r55p0; unaffected r56p0

CWE

CWE-416

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.