Use-after-free in ARM products - CVE-2022-28349

Vulnerability identifier: #VU76981

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-2022-28349

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a malicious application to escalate privileges on the device.

The vulnerability exists due to a use-after-free error. A malicious application can trigger a use-after-free error and execute arbitrary code with elevated privileges.

Bifrost GPU Kernel Driver
Valhall GPU Kernel Driver
Midgard GPU Kernel Driver
Google Android

Install updates from vendor's website.

Bifrost GPU Kernel Driver - update to r24p0
Valhall GPU Kernel Driver - update to r24p0
Midgard GPU Kernel Driver - update to r30p0
Google Android - addressed in versions 11 2023-06-05, 12L 2023-06-05, 12 2023-06-05, 13 2023-06-05

• https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
• https://developer.arm.com/support/arm-security-updates

• Privilege escalation in ARM Mali GPU kernel drivers
• Multiple vulnerabilities in Google Android