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Fencer Vulns
high 7.8

CVE-2023-32804 json

Mali GPU Userspace Driver can make an Out-of-Bounds access

published 2023-12-04 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-37025

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 16%
public exploits
0
none known

Summary

Out-of-bounds Write vulnerability in Arm Ltd Midgard GPU Userspace Driver, Arm Ltd Bifrost GPU Userspace Driver, Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver allows a local non-privileged user to write a constant pattern to a limited amount of memory not allocated by the user space driver.This issue affects Midgard GPU Userspace Driver: from r0p0 through r32p0; Bifrost GPU Userspace Driver: from r0p0 through r44p0; Valhall GPU Userspace Driver: from r19p0 through r44p0; Arm 5th Gen GPU Architecture Userspace Driver: from r41p0 through r44p0.

Patch / fix

  • Arm Ltd Bifrost GPU Userspace Driver r44p1
  • Arm Ltd Valhall GPU Userspace Driver r44p1
  • Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver r44p1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 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 Midgard GPU Userspace Driver
  • Arm Ltd Bifrost GPU Userspace Driver
  • Arm Ltd Valhall GPU Userspace Driver
  • Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver

Classification

Weakness

References

Sources

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.