Use After Free Vulnerability in Arm's Bifrost and Valhall GPU Kernel Drivers
CVE-2026-12285

4MEDIUM

Key Information:

Vendor

Arm
Status
Bifrost Gpu Kernel Driver
Valhall Gpu Kernel Driver
Arm 5th Gen Gpu Architecture Kernel Driver
Vendor
CVE Published:
8 September 2026

What is CVE-2026-12285?

This vulnerability allows a local non-privileged user process to execute valid GPU memory operations to access memory that has already been freed. This could potentially lead to unintended behavior and exploitation, making it crucial for users of the Bifrost and Valhall GPU kernel drivers, as well as the Arm 5th Gen GPU architecture, to apply necessary patches and updates to safeguard against potential threats.

Affected Version(s)

Arm 5th Gen GPU Architecture Kernel Driver r41p0

Arm 5th Gen GPU Architecture Kernel Driver r50p0

Arm 5th Gen GPU Architecture Kernel Driver r55p0

References

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

CVSS V3.1

Score:
4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

m7sec
.