CVE-2023-5249: Arm Bifrost GPU Kernel Driver

High severity, CVSS 7.0. 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 allows a local non-privileged user to make improper memory processing operations to exploit a software race condition. If the system’s memory is carefully prepared by the user, then this in turn cause a use-after-free.This issue affects Bifrost GPU Kernel Driver: from r35p0 through r40p0; Valhall GPU Kernel Driver: from r35p0 through r40p0.

Affected products

• Arm Bifrost GPU Kernel Driver: from r35p0, up to and including r40p0
• Arm Valhall GPU Kernel Driver: from r35p0, up to and including r40p0

Published 2024-02-05. Last modified 2026-06-17.