CVE-2026-7477: Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

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 r44p0 through r49p4, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r44p0 through r49p5, from r50p0 through r54p3; Arm 5th Gen GPU Architecture Kernel Driver: from r44p0 through r49p5, from r50p0 through r54p3, r55p0.

Affected products

• Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver: from r44p0, up to and including r49p5; from r50p0, up to and including r54p3; version r55p0 only
• Arm Ltd Bifrost GPU Kernel Driver: from r44p0, up to and including r49p4; from r50p0, up to and including r51p0; from r54p1, up to and including r54p2
• Arm Ltd Valhall GPU Kernel Driver: from r44p0, up to and including r49p5; from r50p0, up to and including r54p3

Published 2026-09-08. Last modified 2026-09-10.