Use-after-free in Valhall GPU Kernel Driver - CVE-2023-3889
Published: December 4, 2023
Vulnerability identifier: #VU83835
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2023-3889
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
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 trigger a use-after-free error and execute arbitrary code on the system.
Affected software
Valhall GPU Kernel Driver
Samsung Mobile Firmware
Google Android
Samsung Mobile Firmware
Google Android
How to mitigate CVE-2023-3889
Install updates from vendor's website.
Valhall GPU Kernel Driver - addressed in versions r44p1, r45p0
Samsung Mobile Firmware - update to SMR-JAN-2024
Google Android - addressed in versions 11 2023-12-05, 12L 2023-12-05, 12 2023-12-05, 13 2023-12-05, 14 2023-12-05
Samsung Mobile Firmware - update to SMR-JAN-2024
Google Android - addressed in versions 11 2023-12-05, 12L 2023-12-05, 12 2023-12-05, 13 2023-12-05, 14 2023-12-05