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OpenCloudOS-Kernel/net/bluetooth
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Luiz Augusto von Dentz 4ea65e2095 Bluetooth: RFCOMM: Fix not validating setsockopt user input 
[ Upstream commit a97de7bff13b1cc825c1b1344eaed8d6c2d3e695 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
 		2024-08-19 06:04:28 +02:00
..
bnep Bluetooth: Consolidate code around sk_alloc into a helper function 2023-08-11 11:36:50 -07:00
cmtp Merge branch 'signal-for-v5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2022-01-17 05:49:30 +02:00
hidp Bluetooth: Init sk_peer_* on bt_sock_alloc 2023-08-11 11:37:22 -07:00
rfcomm Bluetooth: RFCOMM: Fix not validating setsockopt user input 2024-08-19 06:04:28 +02:00
6lowpan.c iov_iter work; most of that is about getting rid of 2022-12-12 18:29:54 -08:00
Kconfig Bluetooth: Remove BT_HS 2024-03-26 18:19:37 -04:00
Makefile Bluetooth: Remove BT_HS 2024-03-26 18:19:37 -04:00
af_bluetooth.c Bluetooth: af_bluetooth: Fix deadlock 2024-03-26 18:19:38 -04:00
aosp.c Bluetooth: Fix null pointer deref on unexpected status event 2022-08-08 17:04:37 -07:00
aosp.h Bluetooth: aosp: Support AOSP Bluetooth Quality Report 2021-11-02 19:37:52 +01:00
coredump.c Bluetooth: Remove unnecessary NULL check before vfree() 2023-08-11 11:56:54 -07:00
ecdh_helper.c Bluetooth: Use crypto_wait_req 2023-02-13 18:34:48 +08:00
ecdh_helper.h Fix misc new gcc warnings 2021-04-27 17:05:53 -07:00
eir.c Bluetooth: Fix eir name length 2024-03-26 18:19:39 -04:00
eir.h Bluetooth: Add initial implementation of BIS connections 2022-07-22 17:13:56 -07:00
hci_codec.c Bluetooth: Fix support for Read Local Supported Codecs V2 2022-12-02 13:09:31 -08:00
hci_codec.h Bluetooth: Add support for Read Local Supported Codecs V2 2021-09-07 14:09:18 -07:00
hci_conn.c bluetooth/hci: disallow setting handle bigger than HCI_CONN_HANDLE_MAX 2024-07-11 12:49:12 +02:00
hci_core.c Bluetooth: L2CAP: Fix deadlock 2024-07-25 09:50:57 +02:00
hci_debugfs.c Bluetooth: Fix TOCTOU in HCI debugfs implementation 2024-04-10 16:35:49 +02:00
hci_debugfs.h Bluetooth: hci_core: Move all debugfs handling to hci_debugfs.c 2021-09-22 16:17:13 +02:00
hci_event.c Bluetooth: Ignore too large handle values in BIG 2024-07-11 12:49:11 +02:00
hci_request.c Bluetooth: Fix memory leak in hci_req_sync_complete() 2024-04-17 11:19:25 +02:00
hci_request.h Bluetooth: Delete unused hci_req_prepare_suspend() declaration 2023-09-20 10:55:29 -07:00
hci_sock.c Bluetooth: HCI: Remove HCI_AMP support 2024-06-12 11:11:55 +02:00
hci_sync.c Bluetooth: hci_sync: avoid dup filtering when passive scanning with adv monitor 2024-08-14 13:58:40 +02:00
hci_sysfs.c Bluetooth: Fix double free in hci_conn_cleanup 2023-11-28 17:19:38 +00:00
iso.c Bluetooth: ISO: Check socket flag instead of hcon 2024-07-11 12:49:11 +02:00
l2cap_core.c Bluetooth: l2cap: always unlock channel in l2cap_conless_channel() 2024-08-14 13:58:39 +02:00
l2cap_sock.c Bluetooth: L2CAP: Fix deadlock 2024-07-25 09:50:57 +02:00
leds.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
leds.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
lib.c Bluetooth: Fix EALREADY and ELOOP cases in bt_status() 2022-12-12 14:19:24 -08:00
mgmt.c Bluetooth: HCI: Remove HCI_AMP support 2024-06-12 11:11:55 +02:00
mgmt_config.c Bluetooth: mgmt: Use the correct print format 2021-06-26 07:12:42 +02:00
mgmt_config.h Bluetooth: mgmt: Add commands for runtime configuration 2020-06-18 13:11:03 +03:00
mgmt_util.c Bluetooth: Implement support for Mesh 2022-09-06 13:18:24 -07:00
mgmt_util.h Bluetooth: Fix a buffer overflow in mgmt_mesh_add() 2023-01-17 15:50:10 -08:00
msft.c Bluetooth: msft: fix slab-use-after-free in msft_do_close() 2024-05-17 12:02:21 +02:00
msft.h Bluetooth: msft: fix slab-use-after-free in msft_do_close() 2024-05-17 12:02:21 +02:00
sco.c Bluetooth: L2CAP: Fix div-by-zero in l2cap_le_flowctl_init() 2024-05-25 16:22:53 +02:00
selftest.c crypto: ecdh - move curve_id of ECDH from the key to algorithm name 2021-03-13 00:04:03 +11:00
selftest.h
…
smp.c Bluetooth: MGMT/SMP: Fix address type when using SMP over BREDR/LE 2024-01-01 12:42:40 +00:00
smp.h Bluetooth: use inclusive language in SMP 2021-06-26 07:12:37 +02:00