Use-after-free in Valhall GPU Kernel Driver and Arm 5th Gen GPU Architecture Kernel Driver - CVE-2023-6363

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Main Vulnerability Database Vulnerabilities #VU89197

Use-after-free in Valhall GPU Kernel Driver and Arm 5th Gen GPU Architecture Kernel Driver - CVE-2023-6363

Published: May 7, 2024


Vulnerability identifier: #VU89197
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-2023-6363
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 within the Mali GPU kernel driver. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.


Affected software

Valhall GPU Kernel Driver
Arm 5th Gen GPU Architecture Kernel Driver
Google Android

How to mitigate CVE-2023-6363

Install updates from vendor's website.

Valhall GPU Kernel Driver - update to r48p0
Arm 5th Gen GPU Architecture Kernel Driver - update to r48p0
Google Android - addressed in versions 12L 2024-05-05, 12 2024-05-05, 13 2024-05-05, 14 2024-05-05

External References

Related Security Bulletins