Mali GPU Kernel Driver allows improper GPU memory processing operations

published 2023-11-07 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54166

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 18%
public exploits: 0; none known

A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

Patch / fix

fixed in 2

Arm Ltd Valhall GPU Kernel Driver r43p0
Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver r43p0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2023-11-15)

Exploit prediction

0.27% chance of exploitation in the next 30 days, higher than 18% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Arm Ltd Valhall GPU Kernel Driver
Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver

Classification

Weakness

CWE-190 Integer Overflow or Wraparound
CWE-416 Use After Free

References

developer.arm.com /Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
vendor-advisory
packetstormsecurity.com /files/176109/Arm-Mali-CSF-Overflow-Use-After-Free.html
third-party-advisory

Sources

CVE List CVE-2023-4295
NVD CVE-2023-4295

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary