Use After Free Vulnerability in Arm Ltd Valhall GPU Kernel Driver
CVE-2025-0073

7.8HIGH

Key Information:

Vendor

Arm
Status
Valhall Gpu Kernel Driver
Arm 5th Gen Gpu Architecture Kernel Driver
Vendor
CVE Published:
2 June 2025

What is CVE-2025-0073?

The vulnerability in Arm Ltd’s Valhall GPU Kernel Driver stems from a Use After Free flaw, which permits local non-privileged user processes to improperly handle GPU memory. This can lead to unauthorized access to freed memory, potentially allowing attackers to exploit the system’s memory management. The affected versions of the Valhall GPU Kernel Driver range from r53p0 before r54p0, alongside the Arm 5th Gen GPU Architecture Kernel Driver. Vigilance is advised for users operating these drivers.

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Affected Version(s)

Arm 5th Gen GPU Architecture Kernel Driver r53p0

Valhall GPU Kernel Driver r53p0

References

https://developer.arm.com/documentation/110466/latest/

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Man Yue Mo of GitHub Security Lab
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