#VU107124 Use-after-free in PowerVR GPU DDK - CVE-2024-46972

Vulnerability identifier: #VU107124

Vulnerability 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-2024-46972

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
PowerVR GPU DDK
Hardware solutions / Firmware

Vendor: Imagination Technologies

Description

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

The vulnerability exists due to a reference count overflow in pvr_sync_rollback_export_fence. A local application can trigger a use-after-free error and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PowerVR GPU DDK: 24.1

---

External links
https://www.imaginationtech.com/gpu-driver-vulnerabilities/#PP-160740

---

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.