CVE-2025-0427: Mali GPU Kernel Driver allows access to already freed memory

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-05-02 · updated 2026-06-17
Weakness: CWE-416

Description

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 processing operations to gain access to already freed memory.This issue affects Bifrost GPU Kernel Driver: from r8p0 through r49p3, from r50p0 through r51p0; Valhall GPU Kernel Driver: from r19p0 through r49p3, from r50p0 through r53p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p3, from r50p0 through r53p0.

Affected products

Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p3; from r50p0 through r53p0
Arm Ltd Bifrost GPU Kernel Driver: from r8p0 through r49p3; from r50p0 through r51p0
Arm Ltd Valhall GPU Kernel Driver: from r19p0 through r49p3; from r50p0 through r53p0

References

https://developer.arm.com/documentation/110465/latest/

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