mirror-linux/net
Hyunwoo Kim 1646b2929d appletalk: Fix Use-After-Free in atalk_ioctl
[ Upstream commit 189ff16722 ]

Because atalk_ioctl() accesses sk->sk_receive_queue
without holding a sk->sk_receive_queue.lock, it can
cause a race with atalk_recvmsg().
A use-after-free for skb occurs with the following flow.
```
atalk_ioctl() -> skb_peek()
atalk_recvmsg() -> skb_recv_datagram() -> skb_free_datagram()
```
Add sk->sk_receive_queue.lock to atalk_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/20231213041056.GA519680@v4bel-B760M-AORUS-ELITE-AX
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-12-20 17:00:19 +01:00
..
6lowpan
9p 9p: v9fs_listxattr: fix %s null argument warning 2023-11-28 17:07:01 +00:00
802
8021q
appletalk appletalk: Fix Use-After-Free in atalk_ioctl 2023-12-20 17:00:19 +01:00
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
bpfilter
bridge netfilter: nf_conntrack_bridge: initialize err to 0 2023-11-28 17:07:05 +00:00
caif
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
dccp dccp/tcp: Call security_inet_conn_request() after setting IPv6 addresses. 2023-11-20 11:52:16 +01:00
devlink
dns_resolver
dsa
ethernet
ethtool
hsr hsr: Prevent use after free in prp_create_tagged_frame() 2023-11-20 11:52:15 +01:00
ieee802154
ife
ipv4 net: Remove acked SYN flag from packet in the transmit queue correctly 2023-12-20 17:00:18 +01:00
ipv6 net: ipv6: support reporting otherwise unknown prefix flags in RTM_NEWPREFIX 2023-12-20 17:00:15 +01:00
iucv
kcm
key
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
mctp mctp: perform route lookups under a RCU read-side lock 2023-10-19 23:08:57 +02:00
mpls
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
netlink drop_monitor: Require 'CAP_SYS_ADMIN' when joining "events" group 2023-12-13 18:39:12 +01:00
netrom
nfc nfc: nci: fix possible NULL pointer dereference in send_acknowledge() 2023-10-25 12:03:04 +02:00
nsh
openvswitch
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
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 Use-After-Free in rose_ioctl 2023-12-20 17:00:17 +01:00
rxrpc
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/virtio: Fix unsigned integer wrap around in virtio_transport_has_space() 2023-12-20 17:00:19 +01:00
wireless Revert "wifi: cfg80211: fix CQM for non-range use" 2023-12-11 10:41:01 +01:00
x25
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
Kconfig
Kconfig.debug
Makefile
compat.c
devres.c
socket.c net: prevent address rewrite in kernel_bind() 2023-10-19 23:08:50 +02:00
sysctl_net.c