The kernel is vulnerable to use-after-free. The vulnerability exists in sound/core/timer.c
due to erroneous code refactoring which allows an attacker to cause a memory corruption.
access.redhat.com/errata/RHSA-2020:3010
access.redhat.com/security/updates/classification/#important
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e7af6307a8a54f0b873960b32b6a644f2d0fbd97
github.com/torvalds/linux/commit/e7af6307a8a54f0b873960b32b6a644f2d0fbd97
security.netapp.com/advisory/ntap-20200103-0001/
usn.ubuntu.com/4225-1/
usn.ubuntu.com/4227-1/
usn.ubuntu.com/4227-2/