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CVE-2022-46394

Description

An issue was discovered in the Arm Mali GPU Kernel Driver. A non-privileged user can make improper GPU processing operations to gain access to already freed memory. This affects Valhall r39p0 through r41p0 before r42p0, and Avalon r41p0 before r42p0.

POC

Reference

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

- https://developer.arm.com/support/arm-security-updates

Github

- https://github.com/1337eng/arm_mali_open_source_drivers