linux/net
Pavel Skripkin bca46d2283 net: cipso: fix warnings in netlbl_cipsov4_add_std
[ Upstream commit 8ca34a13f7 ]

Syzbot reported warning in netlbl_cipsov4_add(). The
problem was in too big doi_def->map.std->lvl.local_size
passed to kcalloc(). Since this value comes from userpace there is
no need to warn if value is not correct.

The same problem may occur with other kcalloc() calls in
this function, so, I've added __GFP_NOWARN flag to all
kcalloc() calls there.

Reported-and-tested-by: syzbot+cdd51ee2e6b0b2e18c0d@syzkaller.appspotmail.com
Fixes: 96cb8e3313 ("[NetLabel]: CIPSOv4 and Unlabeled packet integration")
Acked-by: Paul Moore <paul@paul-moore.com>
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-15 09:50:35 +02:00
..
6lowpan 6lowpan: iphc: Fix an off-by-one check of array index 2021-09-15 09:50:34 +02:00
9p net: 9p: advance iov on empty read 2021-04-07 15:00:08 +02:00
802 net/802/garp: fix memleak in garp_request_join() 2021-07-31 08:16:11 +02:00
8021q net: vlan: avoid leaks on register_vlan_dev() failures 2021-01-17 14:16:55 +01:00
appletalk appletalk: Fix skb allocation size in loopback case 2021-04-07 15:00:08 +02:00
atm net: atm: fix update of position index in lec_seq_next 2020-10-31 12:26:30 -07:00
ax25
batman-adv batman-adv: Avoid WARN_ON timing related checks 2021-06-23 14:42:41 +02:00
bluetooth Bluetooth: sco: prevent information leak in sco_conn_defer_accept() 2021-09-15 09:50:34 +02:00
bpf bpf: Fix NULL pointer dereference in bpf_get_local_storage() helper 2021-09-03 10:09:21 +02:00
bpfilter bpfilter: Specify the log level for the kmsg message 2021-07-14 16:56:29 +02:00
bridge net: bridge: fix memleak in br_add_if() 2021-08-18 08:59:13 +02:00
caif net: fix uninit-value in caif_seqpkt_sendmsg 2021-07-28 14:35:38 +02:00
can can: j1939: j1939_session_deactivate(): clarify lifetime of session object 2021-08-04 12:46:45 +02:00
ceph libceph: clear con->out_msg on Policy::stateful_server faults 2020-10-12 15:29:27 +02:00
core rtnetlink: Return correct error on changing device netns 2021-09-03 10:09:25 +02:00
dcb net: dcb: Accept RTM_GETDCB messages carrying set-like DCB commands 2021-01-23 16:04:01 +01:00
dccp dccp: add do-while-0 stubs for dccp_pr_debug macros 2021-08-26 08:35:41 -04:00
decnet net: decnet: Fix sleeping inside in af_decnet 2021-07-28 14:35:38 +02:00
dns_resolver
dsa net: dsa: properly check for the bridge_leave methods in dsa_switch_bridge_leave() 2021-07-25 14:36:20 +02:00
ethernet
ethtool net: ethtool: clear heap allocations for ethtool function 2021-06-30 08:47:20 -04:00
hsr net: hsr: fix mac_len checks 2021-06-03 09:00:50 +02:00
ieee802154 net: Fix memory leak in ieee802154_raw_deliver 2021-08-18 08:59:12 +02:00
ife
ipv4 tcp: seq_file: Avoid skipping sk during tcp_seek_last_pos 2021-09-15 09:50:34 +02:00
ipv6 ipv6: use siphash in rt6_exception_hash() 2021-09-03 10:09:24 +02:00
iucv net/af_iucv: remove WARN_ONCE on malformed RX packets 2021-03-07 12:34:05 +01:00
kcm
key af_key: relax availability checks for skb size calculation 2021-02-13 13:55:02 +01:00
l2tp net: l2tp: reduce log level of messages in receive path, add counter instead 2021-03-17 17:06:11 +01:00
l3mdev
lapb net: lapb: Copy the skb before sending a packet 2021-02-10 09:29:14 +01:00
llc net: llc: fix skb_over_panic 2021-08-04 12:46:43 +02:00
mac80211 mac80211: fix enabling 4-address mode on a sta vif after assoc 2021-08-04 12:46:42 +02:00
mac802154 net: mac802154: Fix general protection fault 2021-04-14 08:42:13 +02:00
mpls net: avoid infinite loop in mpls_gso_segment when mpls_hlen == 0 2021-03-17 17:06:11 +01:00
mptcp mptcp: fix warning in __skb_flow_dissect() when do syn cookie for subflow join 2021-07-28 14:35:34 +02:00
ncsi net/ncsi: Avoid channel_monitor hrtimer deadlock 2021-04-14 08:42:08 +02:00
netfilter netfilter: nftables: clone set element expression template 2021-09-12 08:58:27 +02:00
netlabel net: cipso: fix warnings in netlbl_cipsov4_add_std 2021-09-15 09:50:35 +02:00
netlink netlink: disable IRQs for netlink_lock_table() 2021-06-16 12:01:36 +02:00
netrom netrom: Decrease sock refcount when sock timers expire 2021-07-28 14:35:38 +02:00
nfc net/nfc/rawsock.c: fix a permission check bug 2021-06-16 12:01:35 +02:00
nsh
openvswitch ovs: clear skb->tstamp in forwarding path 2021-08-26 08:35:50 -04:00
packet net/packet: annotate accesses to po->ifindex 2021-06-30 08:47:22 -04:00
phonet
psample net: psample: Fix netlink skb length with tunnel info 2021-03-07 12:34:07 +01:00
qrtr net: qrtr: fix another OOB Read in qrtr_endpoint_post 2021-09-03 10:09:21 +02:00
rds net/rds: dma_map_sg is entitled to merge entries 2021-09-03 10:09:28 +02:00
rfkill rfkill: Fix use-after-free in rfkill_resume() 2020-11-12 09:18:06 +01:00
rose rose: Fix Null pointer dereference in rose_send_frame() 2020-11-20 10:04:58 -08:00
rxrpc rxrpc: Fix clearance of Tx/Rx ring when releasing a call 2021-02-17 11:02:28 +01:00
sched net/sched: ets: fix crash when flipping from 'strict' to 'quantum' 2021-09-03 10:09:24 +02:00
sctp sctp: move the active_key update after sh_keys is added 2021-08-12 13:22:06 +02:00
smc net/smc: fix wait on already cleared link 2021-08-18 08:59:10 +02:00
strparser
sunrpc SUNRPC: prevent port reuse on transports which don't request it. 2021-07-20 16:05:51 +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: call tipc_wait_for_connect only when dlen is not 0 2021-09-03 10:09:28 +02:00
tls tls: prevent oversized sendfile() hangs by ignoring MSG_MORE 2021-07-14 16:56:24 +02:00
unix af_unix: fix garbage collect vs MSG_PEEK 2021-07-31 08:16:11 +02:00
vmw_vsock vsock/virtio: avoid potential deadlock when vsock device remove 2021-08-18 08:59:14 +02:00
wimax
wireless cfg80211: Fix possible memory leak in function cfg80211_bss_update 2021-08-04 12:46:41 +02:00
x25 net/x25: Return the correct errno code 2021-06-18 10:00:06 +02:00
xdp xsk: Fix broken Tx ring validation 2021-07-14 16:56:23 +02:00
xfrm net: xfrm: Fix end of loop tests for list_for_each_entry 2021-08-26 08:35:35 -04:00
compat.c net: Return the correct errno code 2021-06-18 10:00:06 +02:00
devres.c
Kconfig
Makefile
socket.c net: don't unconditionally copy_from_user a struct ifreq for socket ioctls 2021-09-03 10:09:31 +02:00
sysctl_net.c