CVE-2025-6349: Arm 5th Gen GPU Architecture Kernel Driver

Medium severity, CVSS 5.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Use After Free vulnerability in Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform improper GPU memory processing operations to gain access to already freed memory.This issue affects Valhall GPU Kernel Driver: from r53p0 through r54p1; Arm 5th Gen GPU Architecture Kernel Driver: from r53p0 through r54p1.

Affected products

• Arm 5th Gen GPU Architecture Kernel Driver: from r53p0, before r54p2 (fixed in r54p2)
• Arm Valhall GPU Kernel Driver: from r53p0, before r54p2 (fixed in r54p2)

Published 2025-12-01. Last modified 2026-06-17.