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Arm Warns Of Mali GPU Kernel Driver Flaws Exploited In The Wild

The Mali GPU driver is a widely used Graphical Processing Unit for multiple devices, including Android and Linux.

A new vulnerability has been discovered in the Mali GPU Kernel driver. It allows an authenticated, low-privileged user to gain access to freed memory. 

The CVE for this vulnerability has been assigned to CVE-2024-4610, and the severity has yet to be categorized.

However, Arm has patched this vulnerability, but there are reports that threat actors are exploiting it in the wild. Arm advises its users to upgrade their Mali GPU drivers to the latest versions.

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CVE-2024-4610: Use After Free vulnerability

According to the advisory, this vulnerability is associated with the Use-After-Free condition, which allows an authenticated low-privileged attacker to make improper GPU memory processing operations and thereby gain access to already freed memory. 

This vulnerability is reported to affect the Bifrost GPU Kernel Driver from r34p0 through r40p0 and the Valhall GPU Kernel Driver from r34p0 through r40p0.

Arm has released a security advisory and patch versions to fix this vulnerability on affected versions.

Nevertheless, no additional information about this vulnerability nor the information on who reported this vulnerability was disclosed. 

Users of Mali GPU Kernel Driver such as Bifrost, all versions from r34p0 to r40p0, and Valhall, all versions from r34p0 to r40p0, are advised to upgrade their GPU drivers to the latest version, r49p0, to fix this vulnerability.

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Author: Eswar