Luiz Augusto von Dentz a97de7bff1 Bluetooth: RFCOMM: Fix not validating setsockopt user input ... syzbot reported rfcomm_sock_setsockopt_old() is copying data without checking user input length. BUG: KASAN: slab-out-of-bounds in copy_from_sockptr_offset include/linux/sockptr.h:49 [inline] BUG: KASAN: slab-out-of-bounds in copy_from_sockptr include/linux/sockptr.h:55 [inline] BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt_old net/bluetooth/rfcomm/sock.c:632 [inline] BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt+0x893/0xa70 net/bluetooth/rfcomm/sock.c:673 Read of size 4 at addr ffff8880209a8bc3 by task syz-executor632/5064 Fixes: 9f2c8a03fb ("Bluetooth: Replace RFCOMM link mode with security level") Fixes: bb23c0ab82 ("Bluetooth: Add support for deferring RFCOMM connection setup") Reported-by: syzbot <syzkaller@googlegroups.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>		2024-04-10 15:03:47 -04:00
..
core.c	Bluetooth: rfcomm: Fix null-ptr-deref in rfcomm_check_security	2024-02-28 09:42:26 -05:00
Kconfig	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00
Makefile	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00
sock.c	Bluetooth: RFCOMM: Fix not validating setsockopt user input	2024-04-10 15:03:47 -04:00
tty.c	tty: make tty_operations::send_xchar accept u8 char	2023-12-08 12:02:37 +01:00