A flaw use after free in the Linux kernel integrated infrared receiver/transceiver driver was found in the way user detaching rc device. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.
https://security.netapp.com/advisory/ntap-20230413-0003/
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
https://github.com/torvalds/linux/commit/29b0589a865b6f66d141d79b2dd1373e4e50fe17