CVE-2024-3655: Mali GPU Kernel Driver allows improper GPU memory processing operations

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-09-03 · updated 2026-06-17
Weakness: CWE-416

Description

Use After Free vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user to make improper GPU memory processing operations to gain access to already freed memory.This issue affects Bifrost GPU Kernel Driver: from r43p0 through r49p0; Valhall GPU Kernel Driver: from r43p0 through r49p0; Arm 5th Gen GPU Architecture Kernel Driver: from r43p0 through r49p0.

Affected products

Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver: from r43p0 before r49p1 — fixed in r49p1
Arm Ltd Bifrost GPU Kernel Driver: from r43p0 before r49p1 — fixed in r49p1
Arm Ltd Valhall GPU Kernel Driver: from r43p0 before r49p1 — fixed in r49p1

How to fix

Upgrade to a fixed version: Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver r49p1; Arm Ltd Bifrost GPU Kernel Driver r49p1; Arm Ltd Valhall GPU Kernel Driver r49p1. Check the vendor advisory for mitigations.

References

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

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