linux is vulnerable to denial of service. The vulnerability exists due to a use-after-free exists in drivers/tee/tee_shm.c in the TEE subsystem.
git://git.launchpad.net/ubuntu-cve-tracker/tree/active/CVE-2021-44733
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/tee/tee_shm.c
github.com/pjlantz/optee-qemu/blob/main/README.md
lists.debian.org/debian-lts-announce/2022/03/msg00012.html
lore.kernel.org/lkml/[email protected]/
security.netapp.com/advisory/ntap-20220114-0003/
www.debian.org/security/2022/dsa-5096