Use-after-free in Valhall GPU Kernel Driver and Arm 5th Gen GPU Architecture Kernel Driver - CVE-2023-4295
Published: December 4, 2023
Vulnerability identifier: #VU83833
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-4295
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: ARM
Affected software:
Valhall GPU Kernel Driver
Arm 5th Gen GPU Architecture Kernel Driver
Valhall GPU Kernel Driver
Arm 5th Gen GPU Architecture Kernel Driver
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error caused by improper GPU memory processing operations. A local user can execute arbitrary code with elevated privileges.
How to mitigate CVE-2023-4295
Install updates from vendor's website.