CVE-2022-41222 Information

Description

mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move.

Reference

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13.3 https://bugs.chromium.org/p/project-zero/issues/detail?id=2347 https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2