Use After Free in Arm Avalon_gpu_kernel_driver
CVE-2022-46394
An issue was discovered in the Arm Mali GPU Kernel Driver. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Valhall r39p0 through r41p0 before r42p0, and Avalon r41p0 be…
Vulnerability class: Use-After-Free
EPSS: 0.007 (48.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Arm Avalon_gpu_kernel_driver — versions r41p0
- Arm Valhall_gpu_kernel_driver
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Vendor Advisory)
- cve@mitre.org (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-46394?
- CVE-2022-46394 is a high-severity vulnerability in Arm Avalon_gpu_kernel_driver, classified under Use After Free. CVSS score: 8.8/10. Published 2023-03-08.
- How severe is CVE-2022-46394?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-46394 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.