CVE-2023-54198

CVE-2023-54198 affects the Linux kernel tty subsystem: tty_driver_lookup_tty() can return a tty object for an invalid index when an invalid console= is given (e.g., console=tty3270), leading to a NULL-pointer dereference in tty_open. The issue was fixed in the kernel (tty: fix out-of-bounds acces...