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Tadeusz Struk 3e6db07975 tipc: check for null after calling kmemdup 
kmemdup can return a null pointer so need to check for it, otherwise
the null key will be dereferenced later in tipc_crypto_key_xmit as
can be seen in the trace [1].

Cc: tipc-discussion@lists.sourceforge.net
Cc: stable@vger.kernel.org # 5.15, 5.14, 5.10

[1] https://syzkaller.appspot.com/bug?id=bca180abb29567b189efdbdb34cbf7ba851c2a58

Reported-by: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Tadeusz Struk <tadeusz.struk@linaro.org>
Acked-by: Ying Xue <ying.xue@windriver.com>
Acked-by: Jon Maloy <jmaloy@redhat.com>
Link: https://lore.kernel.org/r/20211115160143.5099-1-tadeusz.struk@linaro.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-11-17 20:04:52 -08:00
..
6lowpan
6lowpan: iphc: Fix an off-by-one check of array index
2021-07-22 16:19:03 +02:00
9p
9p: fix a bunch of checkpatch warnings
2021-11-04 21:04:25 +09:00
802
llc/snap: constify dev_addr passing
2021-10-13 09:40:46 -07:00
8021q
net: vlan: fix a UAF in vlan_dev_real_dev()
2021-11-03 14:19:23 +00:00
appletalk
net: socket: rework compat_ifreq_ioctl()
2021-07-23 14:20:25 +01:00
atm
net: atm: use address setting helpers
2021-10-24 13:59:45 +01:00
ax25
ax25: constify dev_addr passing
2021-10-13 09:40:45 -07:00
batman-adv
Merge branch 'exit-cleanups-for-v5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace
2021-11-10 16:15:54 -08:00
bluetooth
bluetooth: use dev_addr_set()
2021-10-25 11:01:29 -07:00
bpf
bpf: Add dummy BPF STRUCT_OPS for test purpose
2021-11-01 14:10:00 -07:00
bpfilter
bpfilter: Specify the log level for the kmsg message
2021-06-25 13:13:50 +02:00
bridge
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-11-01 20:05:14 -07:00
caif
net: caif: get ready for const netdev->dev_addr
2021-10-24 13:59:45 +01:00
can
can: j1939: j1939_tp_cmd_recv(): check the dst address of TP.CM_BAM
2021-11-06 17:29:32 +01:00
ceph
Networking changes for 5.14.
2021-06-30 15:51:09 -07:00
core
Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
2021-11-16 16:53:48 -08:00
dcb
…
dccp
tcp: switch orphan_count to bare per-cpu counters
2021-10-15 11:28:34 +01:00
decnet
net: Remove redundant if statements
2021-08-05 13:27:50 +01:00
dns_resolver
…
dsa
net: dsa: felix: fix broken VLAN-tagged PTP under VLAN-aware bridge
2021-11-03 14:22:00 +00:00
ethernet
eth: platform: add a helper for loading netdev->dev_addr
2021-10-08 14:54:33 +01:00
ethtool
ethtool: fix ethtool msg len calculation for pause stats
2021-11-03 11:20:45 +00:00
hsr
net: hsr: Add support for redbox supervision frames
2021-10-26 14:52:17 +01:00
ieee802154
mac802154: use dev_addr_set() - manual
2021-10-20 14:27:40 +01:00
ife
…
ipv4
Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
2021-11-16 16:53:48 -08:00
ipv6
ipv6: remove useless assignment to newinet in tcp_v6_syn_recv_sock()
2021-11-05 19:49:40 -07:00
iucv
net/iucv: Replace deprecated CPU-hotplug functions.
2021-08-09 10:13:32 +01:00
kcm
net: sock: introduce sk_error_report
2021-06-29 11:28:21 -07:00
key
…
l2tp
net/l2tp: Fix reference count leak in l2tp_udp_recv_core
2021-09-09 11:00:20 +01:00
l3mdev
…
lapb
…
llc
llc/snap: constify dev_addr passing
2021-10-13 09:40:46 -07:00
mac80211
mac80211: fix throughput LED trigger
2021-11-15 10:56:57 +01:00
mac802154
mac802154: use dev_addr_set() - manual
2021-10-20 14:27:40 +01:00
mctp
mctp: handle the struct sockaddr_mctp_ext padding field
2021-11-04 19:17:48 -07:00
mpls
mpls: defer ttl decrement in mpls_forward()
2021-07-23 17:17:56 +01:00
mptcp
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-10-28 10:43:58 -07:00
ncsi
net/ncsi: add get MAC address command to get Intel i210 MAC address
2021-09-01 17:18:56 -07:00
netfilter
Networking fixes for 5.16-rc1, including fixes from bpf, can
2021-11-11 09:49:36 -08:00
netlabel
net: fix NULL pointer reference in cipso_v4_doi_free
2021-08-30 12:23:18 +01:00
netlink
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-10-07 15:24:06 -07:00
netrom
ax25: constify dev_addr passing
2021-10-13 09:40:45 -07:00
nfc
Networking fixes for 5.16-rc1, including fixes from bpf, can
2021-11-11 09:49:36 -08:00
nsh
…
openvswitch
include/linux/mm.h: move nr_free_buffer_pages from swap.h to mm.h
2021-11-06 13:30:43 -07:00
packet
af_packet: Introduce egress hook
2021-10-14 23:06:44 +02:00
phonet
net: Remove redundant if statements
2021-08-05 13:27:50 +01:00
psample
…
qrtr
net: qrtr: combine nameservice into main module
2021-09-28 17:36:43 -07:00
rds
net/rds: dma_map_sg is entitled to merge entries
2021-08-18 15:35:50 -07:00
rfkill
…
rose
rose: constify dev_addr passing
2021-10-13 09:40:45 -07:00
rxrpc
rxrpc: Fix _usecs_to_jiffies() by using usecs_to_jiffies()
2021-09-24 14:18:34 +01:00
sched
net: sched: act_mirred: drop dst for the direction from egress to ingress
2021-11-16 19:17:38 -08:00
sctp
net,lsm,selinux: revert the security_sctp_assoc_established() hook
2021-11-14 12:21:53 +00:00
smc
net/smc: Make sure the link_id is unique
2021-11-15 14:42:24 +00:00
strparser
bpf: sockmap, strparser, and tls are reusing qdisc_skb_cb and colliding
2021-11-09 01:05:28 +01:00
sunrpc
A slow cycle for nfsd: mainly cleanup, including Neil's patch dropping
2021-11-10 16:45:54 -08:00
switchdev
net: switchdev: merge switchdev_handle_fdb_{add,del}_to_device
2021-10-27 14:54:02 +01:00
tipc
tipc: check for null after calling kmemdup
2021-11-17 20:04:52 -08:00
tls
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
2021-10-28 10:43:58 -07:00
unix
net: Implement ->sock_is_readable() for UDP and AF_UNIX
2021-10-26 12:29:33 -07:00
vmw_vsock
vsock: prevent unnecessary refcnt inc for nonblocking connect
2021-11-10 14:36:11 +00:00
wireless
nl80211: fix radio statistics in survey dump
2021-11-15 10:51:51 +01:00
x25
…
xdp
xsk: Fix crash on double free in buffer pool
2021-11-12 15:55:27 +01:00
xfrm
Core:
2021-11-02 06:20:58 -07:00
compat.c
…
devres.c
…
Kconfig
net/core: disable NET_RX_BUSY_POLL on PREEMPT_RT
2021-10-01 15:45:10 -07:00
Makefile
mctp: Add MCTP base
2021-07-29 15:06:49 +01:00
socket.c
Core:
2021-08-31 16:43:06 -07:00
sysctl_net.c
sections: move and rename core_kernel_data() to is_kernel_core_data()
2021-11-09 10:02:50 -08:00