CVE-2023-32804

Name: CVE-2023-32804
Creator: NVD / NIST
Published: 2023-12-04T12:15:07.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2023-32804 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. . EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.23%

13.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Arm	5th Gen Gpu Architecture Kernel Driver	>= r41p0, <= r44p0
Arm	Bifrost Gpu Kernel Driver	>= r0p0, <= r44p0
Arm	Midgard Gpu Kernel Driver	>= r0p0, <= r32p0
Arm	Valhall Gpu Kernel Driver	>= r19p0, <= r44p0

References

https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20VulnerabilitiesVendor Advisory
https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20VulnerabilitiesVendor Advisory

Timeline

Published: Dec 4, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-32804?

How severe is CVE-2023-32804?

CVE-2023-32804 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2023-32804?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-32804?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST