Arm GPU Kernel Driver Use After Free CVE-2024-4610 (Bifrost/Valhall)
CVE-2024-4610 Published on June 7, 2024
Mali GPU Kernel Driver allows improper GPU memory processing operations
Use After Free vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU 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 r34p0 through r40p0; Valhall GPU Kernel Driver: from r34p0 through r40p0.
Known Exploited Vulnerability
This Arm Mali GPU Kernel Driver Use-After-Free Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Arm Bifrost and Valhall GPU kernel drivers contain a use-after-free vulnerability that allows a local, non-privileged user to make improper GPU memory processing operations to gain access to already freed memory.
The following remediation steps are recommended / required by July 3, 2024: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vulnerability Analysis
CVE-2024-4610 is exploitable with local system access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2024-4610 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2024-4610
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Affected Versions
Arm Ltd Bifrost GPU Kernel Driver:- Version r34p0, <= r40p0 is affected.
- Version r34p0, <= r40p0 is affected.
- Version r34p0, <= r40p0 is affected.
- Version r34p0, <= r40p0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.