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Oliver Hartkopp c6adf659a8 can: isotp: check CAN address family in isotp_bind() 
Add missing check to block non-AF_CAN binds.

Syzbot created some code which matched the right sockaddr struct size
but used AF_XDP (0x2C) instead of AF_CAN (0x1D) in the address family
field:

bind$xdp(r2, &(0x7f0000000540)={0x2c, 0x0, r4, 0x0, r2}, 0x10)
                                ^^^^
This has no funtional impact but the userspace should be notified about
the wrong address family field content.

Link: https://syzkaller.appspot.com/text?tag=CrashLog&x=11ff9d8c480000
Reported-by: syzbot+5aed6c3aaba661f5b917@syzkaller.appspotmail.com
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Link: https://lore.kernel.org/all/20230104201844.13168-1-socketcan@hartkopp.net
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2023-02-02 15:42:10 +01:00
..
6lowpan
9p xen: branch for v6.2-rc4 2023-01-12 17:02:20 -06:00
802 treewide: Convert del_timer*() to timer_shutdown*() 2022-12-25 13:38:09 -08:00
8021q
appletalk
atm driver core: make struct class.dev_uevent() take a const * 2022-11-24 17:12:15 +01:00
ax25 ax25: af_ax25: Remove unnecessary (void*) conversions 2022-11-16 13:31:03 +00:00
batman-adv batman-adv: tvlv: prepare for tvlv enabled multicast packet type 2023-01-21 19:01:59 +01:00
bluetooth net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
bpf bpf/selftests: Verify struct_ops prog sleepable behavior 2023-01-25 10:25:57 -08:00
bpfilter
bridge netlink: provide an ability to set default extack message 2023-02-01 21:04:09 -08:00
caif caif: don't assume iov_iter type 2023-01-13 20:44:20 -08:00
can can: isotp: check CAN address family in isotp_bind() 2023-02-02 15:42:10 +01:00
ceph net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
core neighbor: fix proxy_delay usage when it is zero 2023-02-01 21:02:54 -08:00
dcb net: dcb: add helper functions to retrieve PCP and DSCP rewrite maps 2023-01-20 09:33:22 +00:00
dccp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-11-29 13:04:52 -08:00
devlink devlink: rename and reorder instances of struct devlink_cmd 2023-02-01 10:57:01 -08:00
dns_resolver
dsa netlink: provide an ability to set default extack message 2023-02-01 21:04:09 -08:00
ethernet net: ethernet: use sysfs_emit() to instead of scnprintf() 2022-12-07 20:02:44 -08:00
ethtool ethtool: netlink: convert commands to common SET 2023-01-27 12:24:32 +00:00
hsr hsr: Use a single struct for self_node. 2022-12-01 20:26:22 -08:00
ieee802154 Merge tag 'ieee802154-for-net-next-2022-12-05' of git://git.kernel.org/pub/scm/linux/kernel/git/sschmidt/wpan-next 2022-12-07 17:33:26 -08:00
ife
ipv4 net: add support for ipv4 big tcp 2023-02-01 20:54:27 -08:00
ipv6 ipv6: ICMPV6: Use swap() instead of open coding it 2023-02-01 19:55:41 -08:00
iucv
kcm net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
key Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next 2022-11-29 20:50:51 -08:00
l2tp l2tp: prevent lockdep issue in l2tp_tunnel_register() 2023-01-18 14:44:54 +00:00
l3mdev
lapb
llc
mac80211 wifi: mac80211: drop extra 'e' from ieeee80211... name 2023-01-19 14:57:51 +01:00
mac802154 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-12-08 18:19:59 -08:00
mctp net: mctp: mark socks as dead on unhash, prevent re-add 2023-01-25 13:07:37 +00:00
mpls
mptcp mptcp: userspace pm: use a single point of exit 2023-01-26 13:33:30 +01:00
ncsi net/ncsi: Silence runtime memcpy() false positive warning 2022-12-06 17:29:14 -08:00
netfilter netfilter: use skb_ip_totlen and iph_totlen 2023-02-01 20:54:27 -08:00
netlabel
netlink netlink: annotate data races around sk_state 2023-01-23 21:35:53 -08:00
netrom netrom: Fix use-after-free of a listening socket. 2023-01-24 11:54:01 +01:00
nfc net: nfc: Fix use-after-free in local_cleanup() 2023-01-13 20:53:44 -08:00
nsh
openvswitch openvswitch: use skb_ip_totlen in conntrack 2023-02-01 20:54:27 -08:00
packet packet: add TP_STATUS_GSO_TCP for tp_status 2023-02-01 20:54:27 -08:00
phonet net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
psample
qrtr net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
rds net: add missing includes of linux/sched/clock.h 2023-01-27 11:19:46 +00:00
rfkill Merge wireless into wireless-next 2023-01-17 13:36:25 +02:00
rose
rxrpc rxrpc: Fix wrong error return in rxrpc_connect_call() 2023-01-12 21:51:55 -08:00
sched net: sched: use skb_ip_totlen and iph_totlen 2023-02-01 20:54:27 -08:00
sctp Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2023-01-27 22:56:18 -08:00
smc net: add missing includes of linux/splice.h 2023-01-27 11:19:46 +00:00
strparser
sunrpc net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
switchdev
tipc net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
tls net/sock: Introduce trace_sk_data_ready() 2023-01-23 11:26:50 +00:00
unix net: add missing includes of linux/splice.h 2023-01-27 11:19:46 +00:00
vmw_vsock virtio/vsock: replace virtio_vsock_pkt with sk_buff 2023-01-16 13:26:33 +00:00
wireless wifi: wireless: deny wireless extensions on MLO-capable devices 2023-01-19 20:01:41 +02:00
x25 net/x25: Fix to not accept on connected socket 2023-01-25 09:51:04 +00:00
xdp
xfrm netlink: provide an ability to set default extack message 2023-02-01 21:04:09 -08:00
compat.c use less confusing names for iov_iter direction initializers 2022-11-25 13:01:55 -05:00
devres.c
Kconfig
Kconfig.debug
Makefile devlink: move code to a dedicated directory 2023-01-05 22:12:00 -08:00
socket.c sock: add tracepoint for send recv length 2023-01-13 10:25:10 +00:00
sysctl_net.c