What is GHSA-v44f-6g2r-3454?

GHSA-v44f-6g2r-3454 is a security advisory published by GitHub Security Advisories with Medium severity. Use After Free vulnerability in Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU...

Which CVE IDs does GHSA-v44f-6g2r-3454 cover?

GHSA-v44f-6g2r-3454 covers the following CVE IDs: CVE-2026-11891. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v44f-6g2r-3454?

GHSA-v44f-6g2r-3454 has a CVSS v3 base score of 5.1, published by GitHub Security Advisories.

GHSA-v44f-6g2r-3454MediumCVSS 5.1

Use After Free vulnerability in Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-11891 →

📋 Description

Use After Free vulnerability in Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver allows a non-privileged user process to perform valid GPU processing operations, including via WebGL or WebGPU, to access already freed memory.

This issue affects Valhall GPU Userspace Driver: from r46p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Userspace Driver: from r46p0 through r49p5, from r50p0 through r54p3, r55p0.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-11891
https://support.arm.com/documentation/111552/1-0/?lang=en
https://github.com/advisories/GHSA-v44f-6g2r-3454