Privilege escalation in Arm Mali GPU kernel drivers

1) Use-after-free

EUVDB-ID: #VU96764

Risk: Low

CVSSv4.0: 5.9 [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-2024-3655

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error. A local user can execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Bifrost GPU Kernel Driver: r43p0 - r49p0

Valhall GPU Kernel Driver: r43p0 - r49p0

Arm 5th Gen GPU Architecture Kernel Driver: r43p0 - r49p0

CPE2.3

• cpe:2.3:h:arm:bifrost_gpu_kernel_driver:r43p0:*:*:*:*:*:*:*
• cpe:2.3:h:arm:bifrost_gpu_kernel_driver:r44p0:*:*:*:*:*:*:*
• cpe:2.3:h:arm:bifrost_gpu_kernel_driver:r44p1:*:*:*:*:*:*:*
• cpe:2.3:h:arm:valhall_gpu_kernel_driver:r43p0:*:*:*:*:*:*:*
• cpe:2.3:h:arm:valhall_gpu_kernel_driver:r44p0:*:*:*:*:*:*:*
• cpe:2.3:h:arm:valhall_gpu_kernel_driver:r44p1:*:*:*:*:*:*:*
• cpe:2.3:h:arm:arms_gpu_architecture_gen5_kernel_driver:r43p0:*:*:*:*:*:*:*
• cpe:2.3:h:arm:arms_gpu_architecture_gen5_kernel_driver:r44p0:*:*:*:*:*:*:*
• cpe:2.3:h:arm:arms_gpu_architecture_gen5_kernel_driver:r44p1:*:*:*:*:*:*:*

External links

https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities#CVE-2024-3655

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.