bt_sock_recvmsg in net/bluetooth/af_bluetooth.c in the Linux kernel through 6.6.8 has a use-after-free because of a bt_sock_ioctl race condition.
https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
https://github.com/torvalds/linux/commit/2e07e8348ea454615e268222ae3fc240421be768