A use-after-free flaw was found in ep_loop_check_proc in fs/eventpoll.c in the filesystem. This flaw could allow an attacker to crash the system while polling for a file that is already committed to destruction. This vulnerability could lead to a kernel information leak and a privilege escalation problem.
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 2031929]
This was fixed for Fedora with the 5.8.8 stable kernel updates.