There are use-after-free vulnerabilities in drivers/net/hamradio/6pack.c of linux that allow attacker to crash linux kernel by simulating Amateur Radio from user-space.
Created kernel tracking bugs for this issue:
Affects: fedora-all [bug 2071041]
This was fixed for Fedora with the 5.16.15 stable kernel updates.
*** Bug 2070691 has been marked as a duplicate of this bug. ***