CVE-2023-4211

Name: CVE-2023-4211
Creator: NVD / NIST
Published: 2023-10-01T18:15:09.927+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10Actively ExploitedEPSS 1.36%

Last modified Jun 17, 2026

CVE-2023-4211 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.. CISA has confirmed active exploitation in the wild. EPSS estimates a 1.36% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

1.36%

68.2th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Oct 24, 2023.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Arm	5th Gen Gpu Architecture Kernel Driver	>= r41p0, < r43p0
Arm	Bifrost Gpu Kernel Driver	>= r0p0, < r43p0
Arm	Midgard Gpu Kernel Driver	>= r12p0, <= r32p0
Arm	Valhall Gpu Kernel Driver	>= r19p0, < r43p0

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
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-4211US Government Resource

Timeline

Published: Oct 1, 2023
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-4211?

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

How severe is CVE-2023-4211?

CVE-2023-4211 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.36% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2023-4211?

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-2023-4211?

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

Scan your code now

Source: NVD / NIST