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Eric Dumazet ad3e8f5c3d mptcp: use OPTION_MPTCP_MPJ_SYNACK in subflow_finish_connect() 
[ Upstream commit be1d9d9d38da922bd4beeec5b6dd821ff5a1dfeb ]

subflow_finish_connect() uses four fields (backup, join_id, thmac, none)
that may contain garbage unless OPTION_MPTCP_MPJ_SYNACK has been set
in mptcp_parse_option()

Fixes: f296234c98a8 ("mptcp: Add handling of incoming MP_JOIN requests")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Florian Westphal <fw@strlen.de>
Cc: Peter Krystad <peter.krystad@linux.intel.com>
Cc: Matthieu Baerts <matttbe@kernel.org>
Cc: Mat Martineau <martineau@kernel.org>
Cc: Geliang Tang <geliang.tang@linux.dev>
Reviewed-by: Simon Horman <horms@kernel.org>
Acked-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Mat Martineau <martineau@kernel.org>
Link: https://lore.kernel.org/r/20240111194917.4044654-4-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-01-25 15:35:56 -08:00
..
6lowpan
…
9p
net: 9p: avoid freeing uninit memory in p9pdu_vreadf
2024-01-01 12:42:41 +00:00
802
…
8021q
net: check vlan filter feature in vlan_vids_add_by_dev() and vlan_vids_del_by_dev()
2024-01-01 12:42:32 +00:00
appletalk
appletalk: Fix Use-After-Free in atalk_ioctl
2023-12-20 17:01:50 +01:00
atm
atm: Fix Use-After-Free in do_vcc_ioctl
2023-12-20 17:01:48 +01:00
ax25
ax25: Kconfig: Update link for linux-ax25.org
2023-09-18 12:56:58 +01:00
batman-adv
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2023-08-24 10:51:39 -07:00
bluetooth
Bluetooth: Fix atomicity violation in {min,max}_key_size_set
2024-01-25 15:35:46 -08:00
bpf
bpf: Prevent inlining of bpf_fentry_test7()
2023-08-30 08:36:17 +02:00
bpfilter
net: Use umd_cleanup_helper()
2023-05-31 13:06:57 +02:00
bridge
netfilter: nf_conntrack_bridge: initialize err to 0
2023-11-28 17:19:52 +00:00
caif
sock: Remove ->sendpage*() in favour of sendmsg(MSG_SPLICE_PAGES)
2023-06-24 15:50:13 -07:00
can
can: isotp: isotp_sendmsg(): fix TX state detection and wait behavior
2023-10-06 12:54:33 +02:00
ceph
libceph: use kernel_connect()
2023-10-09 13:35:24 +02:00
core
Revert "net: rtnetlink: Enslave device before bringing it up"
2024-01-25 15:35:47 -08:00
dcb
net: dcb: choose correct policy to parse DCB_ATTR_BCN
2023-08-01 21:07:46 -07:00
dccp
dccp/tcp: Call security_inet_conn_request() after setting IPv6 addresses.
2023-11-20 11:59:35 +01:00
devlink
devlink: Hold devlink lock on health reporter dump get
2023-10-06 15:56:46 -07:00
dns_resolver
keys, dns: Fix size check of V1 server-list header
2024-01-25 15:35:41 -08:00
dsa
net: dsa: mark parsed interface mode for legacy switch drivers
2023-08-09 13:08:09 -07:00
ethernet
…
ethtool
ethtool: don't propagate EOPNOTSUPP from dumps
2023-12-08 08:52:23 +01:00
handshake
net/handshake: fix file ref count in handshake_nl_accept_doit()
2023-10-23 10:19:33 -07:00
hsr
hsr: Prevent use after free in prp_create_tagged_frame()
2023-11-20 11:59:34 +01:00
ieee802154
sysctl-6.6-rc1
2023-08-29 17:39:15 -07:00
ife
net: sched: ife: fix potential use-after-free
2024-01-01 12:42:30 +00:00
ipv4
sctp: support MSG_ERRQUEUE flag in recvmsg()
2024-01-25 15:35:30 -08:00
ipv6
ip6_tunnel: fix NEXTHDR_FRAGMENT handling in ip6_tnl_parse_tlv_enc_lim()
2024-01-25 15:35:30 -08:00
iucv
…
kcm
kcm: Fix error handling for SOCK_DGRAM in kcm_sendmsg().
2023-09-14 10:43:51 +02:00
key
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2023-08-18 12:44:56 -07:00
l2tp
udp: annotate data-races around udp->encap_type
2023-11-20 11:58:56 +01:00
l3mdev
…
lapb
…
llc
llc: verify mac len before reading mac header
2023-11-20 11:59:34 +01:00
mac80211
wifi: mac80211: handle 320 MHz in ieee80211_ht_cap_ie_to_sta_ht_cap
2024-01-20 11:51:37 +01:00
mac802154
Core WPAN changes:
2023-06-24 15:41:46 -07:00
mctp
mctp: perform route lookups under a RCU read-side lock
2023-10-10 19:43:22 -07:00
mpls
networking: Update to register_net_sysctl_sz
2023-08-15 15:26:18 -07:00
mptcp
mptcp: use OPTION_MPTCP_MPJ_SYNACK in subflow_finish_connect()
2024-01-25 15:35:56 -08:00
ncsi
net/ncsi: Fix netlink major/minor version numbers
2024-01-25 15:35:20 -08:00
netfilter
netfilter: nf_tables: check if catch-all set element is active in next generation
2024-01-25 15:35:46 -08:00
netlabel
calipso: fix memory leak in netlbl_calipso_add_pass()
2024-01-25 15:35:14 -08:00
netlink
drop_monitor: Require 'CAP_SYS_ADMIN' when joining "events" group
2023-12-13 18:45:10 +01:00
netrom
netrom: Deny concurrent connect().
2023-08-28 06:58:46 +01:00
nfc
nfc: Do not send datagram if socket state isn't LLCP_BOUND
2024-01-20 11:51:46 +01:00
nsh
net: move gso declarations and functions to their own files
2023-06-10 00:11:41 -07:00
openvswitch
net/sched: act_ct: Always fill offloading tuple iifidx
2023-11-20 11:59:37 +01:00
packet
packet: Move reference count in packet_sock to atomic_long_t
2023-12-13 18:45:23 +01:00
phonet
sock: Remove ->sendpage*() in favour of sendmsg(MSG_SPLICE_PAGES)
2023-06-24 15:50:13 -07:00
psample
psample: Require 'CAP_NET_ADMIN' when joining "packets" group
2023-12-13 18:45:10 +01:00
qrtr
net: qrtr: ns: Return 0 if server port is not present
2024-01-20 11:51:47 +01:00
rds
net: prevent address rewrite in kernel_bind()
2023-10-01 19:31:29 +01:00
rfkill
net: rfkill: gpio: set GPIO direction
2024-01-01 12:42:41 +00:00
rose
net/rose: fix races in rose_kill_by_device()
2024-01-01 12:42:31 +00:00
rxrpc
rxrpc: Fix use of Don't Fragment flag
2024-01-25 15:35:56 -08:00
sched
net/sched: act_ct: fix skb leak and crash on ooo frags
2024-01-25 15:35:30 -08:00
sctp
sctp: fix busy polling
2024-01-25 15:35:30 -08:00
smc
net/smc: fix invalid link access in dumping SMC-R connections
2024-01-10 17:16:52 +01:00
strparser
…
sunrpc
SUNRPC: fix _xprt_switch_find_current_entry logic
2024-01-25 15:35:18 -08:00
switchdev
net: switchdev: Add a helper to replay objects on a bridge port
2023-07-21 08:54:03 +01:00
tipc
tipc: Fix kernel-infoleak due to uninitialized TLV value
2023-11-28 17:19:51 +00:00
tls
net: tls, update curr on splice as well
2023-12-13 18:45:10 +01:00
unix
bpf: sockmap, fix proto update hook to avoid dup calls
2024-01-25 15:35:30 -08:00
vmw_vsock
virtio/vsock: send credit update during setting SO_RCVLOWAT
2024-01-25 15:35:26 -08:00
wireless
wifi: cfg80211: parse all ML elements in an ML probe response
2024-01-25 15:35:30 -08:00
x25
sock: Remove ->sendpage*() in favour of sendmsg(MSG_SPLICE_PAGES)
2023-06-24 15:50:13 -07:00
xdp
xsk: add multi-buffer support for sockets sharing umem
2024-01-10 17:16:54 +01:00
xfrm
ipsec-2023-10-17
2023-10-17 18:21:13 -07:00
compat.c
…
devres.c
…
Kconfig
bpf: Add fd-based tcx multi-prog infra with link support
2023-07-19 10:07:27 -07:00
Kconfig.debug
…
Makefile
…
socket.c
net: Save and restore msg_namelen in sock_sendmsg
2024-01-10 17:16:51 +01:00
sysctl_net.c
sysctl: Add size to register_net_sysctl function
2023-08-15 15:26:17 -07:00