linux-stable/net
Hyunwoo Kim 2de2a6cbe1 atm: Fix Use-After-Free in do_vcc_ioctl
[ Upstream commit 24e90b9e34 ]

Because do_vcc_ioctl() accesses sk->sk_receive_queue
without holding a sk->sk_receive_queue.lock, it can
cause a race with vcc_recvmsg().
A use-after-free for skb occurs with the following flow.
```
do_vcc_ioctl() -> skb_peek()
vcc_recvmsg() -> skb_recv_datagram() -> skb_free_datagram()
```
Add sk->sk_receive_queue.lock to do_vcc_ioctl() to fix this issue.

Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Signed-off-by: Hyunwoo Kim <v4bel@theori.io>
Link: https://lore.kernel.org/r/20231209094210.GA403126@v4bel-B760M-AORUS-ELITE-AX
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-12-20 17:00:17 +01:00
..
6lowpan
9p 9p: v9fs_listxattr: fix %s null argument warning 2023-11-28 17:07:01 +00:00
802 mrp: introduce active flags to prevent UAF when applicant uninit 2022-12-31 13:33:02 +01:00
8021q vlan: fix a potential uninit-value in vlan_dev_hard_start_xmit() 2023-05-24 17:32:47 +01:00
appletalk
atm atm: Fix Use-After-Free in do_vcc_ioctl 2023-12-20 17:00:17 +01:00
ax25
batman-adv net: vlan: introduce skb_vlan_eth_hdr() 2023-12-20 17:00:16 +01:00
bluetooth Bluetooth: Fix double free in hci_conn_cleanup 2023-11-28 17:06:56 +00:00
bpf Revert "bpf, test_run: fix &xdp_frame misplacement for LIVE_FRAMES" 2023-03-17 08:50:32 +01:00
bpfilter
bridge netfilter: nf_conntrack_bridge: initialize err to 0 2023-11-28 17:07:05 +00:00
caif net: caif: Fix use-after-free in cfusbl_device_notify() 2023-03-17 08:50:24 +01:00
can can: isotp: isotp_sendmsg(): fix TX state detection and wait behavior 2023-10-19 23:08:52 +02:00
ceph libceph: use kernel_connect() 2023-10-19 23:08:56 +02:00
core io_uring/af_unix: disable sending io_uring over sockets 2023-12-13 18:39:17 +01:00
dcb net: dcb: choose correct policy to parse DCB_ATTR_BCN 2023-08-11 12:08:17 +02:00
dccp dccp/tcp: Call security_inet_conn_request() after setting IPv6 addresses. 2023-11-20 11:52:16 +01:00
devlink devlink: remove reload failed checks in params get/set callbacks 2023-09-23 11:11:01 +02:00
dns_resolver
dsa net: dsa: sja1105: always enable the send_meta options 2023-07-19 16:22:06 +02:00
ethernet
ethtool ipv6: Remove in6addr_any alternatives. 2023-09-19 12:28:10 +02:00
hsr hsr: Prevent use after free in prp_create_tagged_frame() 2023-11-20 11:52:15 +01:00
ieee802154
ife
ipv4 tcp: do not accept ACK of bytes we never sent 2023-12-13 18:39:11 +01:00
ipv6 net: ipv6: support reporting otherwise unknown prefix flags in RTM_NEWPREFIX 2023-12-20 17:00:15 +01:00
iucv net/iucv: Fix size of interrupt data 2023-03-22 13:33:50 +01:00
kcm kcm: Fix error handling for SOCK_DGRAM in kcm_sendmsg(). 2023-09-19 12:28:10 +02:00
key net: af_key: fix sadb_x_filter validation 2023-08-23 17:52:32 +02:00
l2tp ipv4, ipv6: Fix handling of transhdrlen in __ip{,6}_append_data() 2023-10-10 22:00:42 +02:00
l3mdev
lapb
llc llc: verify mac len before reading mac header 2023-11-20 11:52:15 +01:00
mac80211 wifi: mac80211: don't return unset power in ieee80211_get_tx_power() 2023-11-28 17:06:55 +00:00
mac802154 mac802154: fix missing INIT_LIST_HEAD in ieee802154_if_add() 2022-12-05 09:53:08 +01:00
mctp mctp: perform route lookups under a RCU read-side lock 2023-10-19 23:08:57 +02:00
mpls net: mpls: fix stale pointer if allocation fails during device rename 2023-02-22 12:59:53 +01:00
mptcp mptcp: fix setsockopt(IP_TOS) subflow locking 2023-11-28 17:07:20 +00:00
ncsi Revert ncsi: Propagate carrier gain/loss events to the NCSI controller 2023-11-28 17:07:18 +00:00
netfilter netfilter: nft_set_pipapo: skip inactive elements during set walk 2023-12-13 18:39:29 +01:00
netlabel netlabel: fix shift wrapping bug in netlbl_catmap_setlong() 2023-09-13 09:42:24 +02:00
netlink drop_monitor: Require 'CAP_SYS_ADMIN' when joining "events" group 2023-12-13 18:39:12 +01:00
netrom netrom: Deny concurrent connect(). 2023-09-13 09:42:35 +02:00
nfc nfc: nci: fix possible NULL pointer dereference in send_acknowledge() 2023-10-25 12:03:04 +02:00
nsh net: nsh: Use correct mac_offset to unwind gso skb in nsh_gso_segment() 2023-05-24 17:32:45 +01:00
openvswitch net: openvswitch: reject negative ifindex 2023-08-23 17:52:35 +02:00
packet packet: Move reference count in packet_sock to atomic_long_t 2023-12-13 18:39:20 +01:00
phonet
psample psample: Require 'CAP_NET_ADMIN' when joining "packets" group 2023-12-13 18:39:11 +01:00
qrtr net: qrtr: Fix an uninit variable access bug in qrtr_tx_resume() 2023-04-20 12:35:09 +02:00
rds net: prevent address rewrite in kernel_bind() 2023-10-19 23:08:50 +02:00
rfkill net: rfkill: gpio: prevent value glitch during probe 2023-10-25 12:03:06 +02:00
rose net/rose: Fix to not accept on connected socket 2023-02-22 12:59:42 +01:00
rxrpc rxrpc: Fix hard call timeout units 2023-05-17 11:53:35 +02:00
sched net: sched: cls_u32: Fix allocation size in u32_init() 2023-11-08 14:10:57 +01:00
sctp sctp: update hb timer immediately after users change hb_interval 2023-10-10 22:00:44 +02:00
smc net/smc: avoid data corruption caused by decline 2023-12-03 07:32:08 +01:00
strparser
sunrpc svcrdma: Drop connection after an RDMA Read error 2023-11-28 17:07:11 +00:00
switchdev
tipc tipc: Fix kernel-infoleak due to uninitialized TLV value 2023-11-28 17:07:05 +00:00
tls tls: Use size_add() in call to struct_size() 2023-11-20 11:51:52 +01:00
unix af_unix: fix use-after-free in unix_stream_read_actor() 2023-11-28 17:07:05 +00:00
vmw_vsock vsock: read from socket's error queue 2023-11-28 17:06:56 +00:00
wireless Revert "wifi: cfg80211: fix CQM for non-range use" 2023-12-11 10:41:01 +01:00
x25 net/x25: Fix to not accept on connected socket 2023-02-09 11:28:13 +01:00
xdp xsk: Skip polling event check for unbound socket 2023-12-13 18:39:08 +01:00
xfrm net: xfrm: skip policies marked as dead while reinserting policies 2023-10-25 12:03:12 +02:00
compat.c use less confusing names for iov_iter direction initializers 2023-02-09 11:28:04 +01:00
devres.c
Kconfig
Kconfig.debug
Makefile devlink: move code to a dedicated directory 2023-08-30 16:11:00 +02:00
socket.c net: prevent address rewrite in kernel_bind() 2023-10-19 23:08:50 +02:00
sysctl_net.c