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Jeremy Cline dba849cc98 net: nfc: llcp: Add lock when modifying device list 
[ Upstream commit dfc7f7a988dad34c3bf4c053124fb26aa6c5f916 ]

The device list needs its associated lock held when modifying it, or the
list could become corrupted, as syzbot discovered.

Reported-and-tested-by: syzbot+c1d0a03d305972dbbe14@syzkaller.appspotmail.com
Closes: https://syzkaller.appspot.com/bug?extid=c1d0a03d305972dbbe14
Signed-off-by: Jeremy Cline <jeremy@jcline.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Fixes: 6709d4b7bc2e ("net: nfc: Fix use-after-free caused by nfc_llcp_find_local")
Link: https://lore.kernel.org/r/20230908235853.1319596-1-jeremy@jcline.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-10-10 21:53:38 +02:00
..
6lowpan
6lowpan: iphc: Fix an off-by-one check of array index
2021-09-15 09:50:34 +02:00
9p
9p: virtio: make sure 'offs' is initialized in zc_request
2023-09-19 12:20:04 +02:00
802
mrp: introduce active flags to prevent UAF when applicant uninit
2023-01-14 10:16:18 +01:00
8021q
vlan: fix a potential uninit-value in vlan_dev_hard_start_xmit()
2023-05-30 12:57:53 +01:00
appletalk
appletalk: Fix skb allocation size in loopback case
2021-04-07 15:00:08 +02:00
atm
atm: hide unused procfs functions
2023-06-09 10:30:12 +02:00
ax25
net: ax25: Fix deadlock caused by skb_recv_datagram in ax25_recvmsg
2022-06-22 14:13:17 +02:00
batman-adv
batman-adv: Hold rtnl lock during MTU update via netlink
2023-08-30 16:23:16 +02:00
bluetooth
Bluetooth: Fix potential use-after-free when clear keys
2023-09-19 12:20:08 +02:00
bpf
bpf: Move skb->len == 0 checks into __bpf_redirect
2023-01-14 10:15:31 +01:00
bpfilter
bpfilter: Specify the log level for the kmsg message
2021-07-14 16:56:29 +02:00
bridge
net: bridge: use DEV_STATS_INC()
2023-10-10 21:53:28 +02:00
caif
net: caif: Fix use-after-free in cfusbl_device_notify()
2023-03-17 08:45:11 +01:00
can
can: bcm: Fix UAF in bcm_proc_show()
2023-07-27 08:44:35 +02:00
ceph
libceph, rbd: ignore addr->type while comparing in some cases
2023-08-30 16:23:11 +02:00
core
net: fix possible store tearing in neigh_periodic_work()
2023-10-10 21:53:38 +02:00
dcb
net: dcb: choose correct policy to parse DCB_ATTR_BCN
2023-08-11 11:57:50 +02:00
dccp
dccp: fix dccp_v4_err()/dccp_v6_err() again
2023-10-10 21:53:27 +02:00
decnet
Remove DECnet support from kernel
2023-06-21 15:45:38 +02:00
dns_resolver
…
dsa
net: dsa: tag_sja1105: fix MAC DA patching from meta frames
2023-07-27 08:44:10 +02:00
ethernet
…
ethtool
net/ethtool/ioctl: return -EOPNOTSUPP if we have no phy stats
2023-01-24 07:19:55 +01:00
hsr
hsr: Fix uninit-value access in fill_frame_info()
2023-09-19 12:20:29 +02:00
ieee802154
net: ieee802154: fix error return code in dgram_bind()
2022-11-03 23:57:51 +09:00
ife
…
ipv4
netfilter: nf_tables: add and use nft_sk helper
2023-10-10 21:53:29 +02:00
ipv6
netfilter: nf_tables: add and use nft_sk helper
2023-10-10 21:53:29 +02:00
iucv
net/iucv: Fix size of interrupt data
2023-03-22 13:30:00 +01:00
kcm
kcm: Fix error handling for SOCK_DGRAM in kcm_sendmsg().
2023-09-19 12:20:30 +02:00
key
net: af_key: fix sadb_x_filter validation
2023-08-26 15:26:51 +02:00
l2tp
ipv4, ipv6: Fix handling of transhdrlen in __ip{,6}_append_data()
2023-10-10 21:53:38 +02:00
l3mdev
l3mdev: l3mdev_master_upper_ifindex_by_index_rcu should be using netdev_master_upper_dev_get_rcu
2022-04-27 13:53:50 +02:00
lapb
net: lapb: Copy the skb before sending a packet
2021-02-10 09:29:14 +01:00
llc
llc: Don't drop packet from non-root netns.
2023-07-27 08:44:40 +02:00
mac80211
wifi: mac80211: fix min center freq offset tracing
2023-05-30 12:57:53 +01:00
mac802154
mac802154: fix missing INIT_LIST_HEAD in ieee802154_if_add()
2022-12-14 11:32:01 +01:00
mpls
net: mpls: fix stale pointer if allocation fails during device rename
2023-02-22 12:55:58 +01:00
mptcp
inet6: Remove inet6_destroy_sock() in sk->sk_prot->destroy().
2023-04-26 11:27:41 +02:00
ncsi
ncsi: Propagate carrier gain/loss events to the NCSI controller
2023-10-10 21:53:33 +02:00
netfilter
net: replace calls to sock->ops->connect() with kernel_connect()
2023-10-10 21:53:37 +02:00
netlabel
netlabel: fix shift wrapping bug in netlbl_catmap_setlong()
2023-09-19 12:20:05 +02:00
netlink
netlink: Add __sock_i_ino() for __netlink_diag_dump().
2023-07-27 08:43:43 +02:00
netrom
netrom: Deny concurrent connect().
2023-09-19 12:20:10 +02:00
nfc
net: nfc: llcp: Add lock when modifying device list
2023-10-10 21:53:38 +02:00
nsh
net: nsh: Use correct mac_offset to unwind gso skb in nsh_gso_segment()
2023-05-30 12:57:52 +01:00
openvswitch
net: openvswitch: fix possible memory leak in ovs_meter_cmd_set()
2023-02-22 12:55:57 +01:00
packet
net/packet: annotate data-races around tp->status
2023-08-16 18:21:01 +02:00
phonet
phonet: refcount leak in pep_sock_accep
2022-01-11 15:25:01 +01:00
psample
net: psample: Fix netlink skb length with tunnel info
2021-03-07 12:34:07 +01:00
qrtr
net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume()
2023-04-20 12:10:26 +02:00
rds
net: replace calls to sock->ops->connect() with kernel_connect()
2023-10-10 21:53:37 +02:00
rfkill
…
rose
net/rose: Fix to not accept on connected socket
2023-02-22 12:55:53 +01:00
rxrpc
rxrpc: Fix hard call timeout units
2023-05-17 11:48:11 +02:00
sched
net/sched: Retire rsvp classifier
2023-09-23 11:01:10 +02:00
sctp
sctp: annotate data-races around sk->sk_wmem_queued
2023-09-19 12:20:25 +02:00
smc
net/smc: use smc_lgr_list.lock to protect smc_lgr_list.list iterate in smcr_port_add
2023-09-19 12:20:29 +02:00
strparser
bpf: sockmap, strparser, and tls are reusing qdisc_skb_cb and colliding
2021-11-18 14:04:27 +01:00
sunrpc
Revert "SUNRPC dont update timeout value on connection reset"
2023-10-10 21:53:35 +02:00
switchdev
net: switchdev: don't set port_obj_info->handled true when -EOPNOTSUPP
2021-02-07 15:37:12 +01:00
tipc
tipc: stop tipc crypto on failure in tipc_node_create
2023-08-11 11:57:37 +02:00
tls
net/tls: do not free tls_rec on async operation in bpf_exec_tx_verdict()
2023-09-19 12:20:30 +02:00
unix
af_unix: Fix data-race around unix_tot_inflight.
2023-09-19 12:20:26 +02:00
vmw_vsock
vsock: avoid to close connected socket after the timeout
2023-05-30 12:57:52 +01:00
wimax
…
wireless
wifi: cfg80211: Fix return value in scan logic
2023-08-11 11:57:47 +02:00
x25
net/x25: Fix to not accept on connected socket
2023-02-15 17:22:15 +01:00
xdp
xsk: Honor SO_BINDTODEVICE on bind
2023-07-27 08:44:09 +02:00
xfrm
xfrm: add forgotten nla_policy for XFRMA_MTIMER_THRESH
2023-08-26 15:26:52 +02:00
compat.c
net: Return the correct errno code
2021-06-18 10:00:06 +02:00
devres.c
…
Kconfig
Remove DECnet support from kernel
2023-06-21 15:45:38 +02:00
Makefile
Remove DECnet support from kernel
2023-06-21 15:45:38 +02:00
socket.c
net: prevent rewrite of msg_name in sock_sendmsg()
2023-10-10 21:53:37 +02:00
sysctl_net.c
…