Executive brief
A use-after-free vulnerability in Arm Bifrost and Valhall GPU kernel drivers allows a local, non-privileged user to perform improper GPU memory processing operations. This flaw enables unauthorized access to already freed memory, potentially leading to local privilege escalation.
Affected products
- Arm Bifrost GPU Kernel Driver r34p0 through r40p0
- Arm Valhall GPU Kernel Driver r34p0 through r40p0
Timeline
- 2024-06-07: disclosed: NVD Published Date
- 2024-06-12: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
- 2024-06-12: advisory: Published date provided in advisory metadata