CVE-2021-28664
The Arm Mali GPU kernel driver allows privilege escalation or a denial of service (memory corruption) because an unprivileged user can achieve read/write access to read-only pages. This affects Bifrost r0p0 through r28p0 before r29p0, Valhall r19p0 through r28p0 before r29p0, and Midgard r8p0 through r30p0.
Date published : 2021-05-10
https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver