CVE-2021-39815

CVE-2021-39815 concerns the PowerVR-GPU driver in Android. Unprivileged apps can allocate pinned memory, unpin it, and continue using the page in GPU calls, allowing kernel memory corruption without privileges. CVSSv3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H assigns a base score of 9.8 (CRITICAL) wi...