linux/net/ipv4
Hyunwoo Kim 80e679b352 tcp: Fix Use-After-Free in tcp_ao_connect_init
Since call_rcu, which is called in the hlist_for_each_entry_rcu traversal
of tcp_ao_connect_init, is not part of the RCU read critical section, it
is possible that the RCU grace period will pass during the traversal and
the key will be free.

To prevent this, it should be changed to hlist_for_each_entry_safe.

Fixes: 7c2ffaf21b ("net/tcp: Calculate TCP-AO traffic keys")
Signed-off-by: Hyunwoo Kim <v4bel@theori.io>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Acked-by: Dmitry Safonov <0x7f454c46@gmail.com>
Link: https://lore.kernel.org/r/ZiYu9NJ/ClR8uSkH@v4bel-B760M-AORUS-ELITE-AX
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2024-04-23 19:06:39 -07:00
..
netfilter netfilter: complete validation of user input 2024-04-10 19:42:56 -07:00
af_inet.c net: introduce include/net/rps.h 2024-03-07 21:12:43 -08:00
ah4.c net: fill in MODULE_DESCRIPTION()s for ipv4 modules 2024-02-09 14:12:02 -08:00
arp.c arp: Prevent overflow in arp_req_get(). 2024-02-20 10:50:19 +01:00
bpf_tcp_ca.c bpf: treewide: Annotate BPF kfuncs in BTF 2024-01-31 20:40:56 -08:00
cipso_ipv4.c netlabel: remove impossible return value in netlbl_bitmap_walk 2024-02-28 19:37:34 -08:00
datagram.c ipv4: Set the routing scope properly in ip_route_output_ports(). 2024-02-12 17:33:05 -08:00
devinet.c netlink: let core handle error cases in dump operations 2024-03-07 20:48:22 -08:00
esp4_offload.c xfrm: Support GRO for IPv4 ESP in UDP encapsulation 2023-10-06 07:30:40 +02:00
esp4.c net: esp: fix bad handling of pages from page_pool 2024-03-18 11:53:46 +01:00
fib_frontend.c inet: bring NLM_DONE out to a separate recv() again 2024-04-15 10:25:27 +01:00
fib_lookup.h
fib_notifier.c
fib_rules.c fib: remove unnecessary input parameters in fib_default_rule_add 2024-01-03 16:42:48 -08:00
fib_semantics.c ipv4: fib: annotate races around nh->nh_saddr_genid and nh->nh_saddr 2023-10-18 18:11:31 -07:00
fib_trie.c inet: switch inet_dump_fib() to RCU protection 2024-02-26 11:46:13 +00:00
fou_bpf.c bpf: treewide: Annotate BPF kfuncs in BTF 2024-01-31 20:40:56 -08:00
fou_core.c net: gro: rename skb_gro_header_hard() 2024-03-05 13:30:11 +01:00
fou_nl.c net: ynl: prefix uAPI header include with uapi/ 2023-05-26 10:30:14 +01:00
fou_nl.h net: ynl: prefix uAPI header include with uapi/ 2023-05-26 10:30:14 +01:00
gre_demux.c Normalise "name (ad@dr)" MODULE_AUTHORs to "name <ad@dr>" 2024-03-06 13:07:39 -08:00
gre_offload.c net: gro: rename skb_gro_header_hard() 2024-03-05 13:30:11 +01:00
icmp.c icmp: prevent possible NULL dereferences from icmp_build_probe() 2024-04-22 10:00:31 +01:00
igmp.c inet: annotate devconf data-races 2024-02-28 19:36:39 -08:00
inet_connection_sock.c tcp: Fix bind() regression for v6-only wildcard and v4(-mapped-v6) non-wildcard addresses. 2024-03-29 14:48:38 -07:00
inet_diag.c inet_diag: skip over empty buckets 2024-01-23 15:13:55 +01:00
inet_fragment.c inet: inet_defrag: prevent sk release while still in use 2024-03-28 12:06:22 +01:00
inet_hashtables.c tcp: Fix refcnt handling in __inet_hash_connect(). 2024-03-14 10:57:02 +01:00
inet_timewait_sock.c tcp: Fix NEW_SYN_RECV handling in inet_twsk_purge() 2024-03-12 18:56:15 -07:00
inetpeer.c net: ipv4: Simplify the allocation of slab caches in inet_initpeers 2024-01-31 16:39:42 -08:00
ip_forward.c net: fix IPSTATS_MIB_OUTFORWDATAGRAMS increment after fragment check 2023-10-13 09:58:45 -07:00
ip_fragment.c inet: inet_defrag: prevent sk release while still in use 2024-03-28 12:06:22 +01:00
ip_gre.c erspan: make sure erspan_base_hdr is present in skb->head 2024-03-29 12:42:55 -07:00
ip_input.c ipv4: ignore dst hint for multipath routes 2023-09-01 08:11:51 +01:00
ip_options.c
ip_output.c Revert "net: Re-use and set mono_delivery_time bit for userspace tstamp packets" 2024-03-18 12:29:53 +00:00
ip_sockglue.c inet: Add getsockopt support for IP_ROUTER_ALERT and IPV6_ROUTER_ALERT 2024-03-06 12:37:06 +00:00
ip_tunnel_core.c tunnels: fix out of bounds access when building IPv6 PMTU error 2024-02-03 12:43:19 +00:00
ip_tunnel.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-03-11 20:38:36 -07:00
ip_vti.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-02-15 16:20:04 -08:00
ipcomp.c
ipconfig.c net: ipconfig: move ic_nameservers_fallback into #ifdef block 2023-05-22 11:17:55 +01:00
ipip.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2024-02-15 16:20:04 -08:00
ipmr_base.c
ipmr.c ipmr: fix incorrect parameter validation in the ip_mroute_getsockopt() function 2024-03-11 09:53:22 +00:00
Kconfig net/tcp: Add TCP-AO config and structures 2023-10-27 10:35:44 +01:00
Makefile bpfilter: remove bpfilter 2024-01-04 10:23:10 -08:00
metrics.c ipv4: prevent potential spectre v1 gadget in ip_metrics_convert() 2023-01-23 21:37:25 -08:00
netfilter.c xfrm: pass struct net to xfrm_decode_session wrappers 2023-10-06 08:31:53 +02:00
netlink.c
nexthop.c nexthop: fix uninitialized variable in nla_put_nh_group_stats() 2024-03-22 18:03:29 -07:00
ping.c bpf-next-for-netdev 2023-10-16 21:05:33 -07:00
proc.c inet: annotate devconf data-races 2024-02-28 19:36:39 -08:00
protocol.c
raw_diag.c inet_diag: add module pointer to "struct inet_diag_handler" 2024-01-23 15:13:54 +01:00
raw.c ipv4: raw: Fix sending packets from raw sockets via IPsec tunnels 2024-03-19 13:45:58 +01:00
route.c ipv4: check for NULL idev in ip_route_use_hint() 2024-04-23 19:02:57 -07:00
syncookies.c tcp: Clear req->syncookie in reqsk_alloc(). 2024-03-19 19:35:59 -07:00
sysctl_net_ipv4.c Use READ/WRITE_ONCE() for IP local_port_range. 2023-12-08 10:44:42 -08:00
tcp_ao.c tcp: Fix Use-After-Free in tcp_ao_connect_init 2024-04-23 19:06:39 -07:00
tcp_bbr.c bpf: treewide: Annotate BPF kfuncs in BTF 2024-01-31 20:40:56 -08:00
tcp_bic.c
tcp_bpf.c tcp_bpf: properly release resources on error paths 2023-10-18 18:09:31 -07:00
tcp_cdg.c
tcp_cong.c bpf, net: validate struct_ops when updating value. 2024-03-04 10:03:57 -08:00
tcp_cubic.c bpf: treewide: Annotate BPF kfuncs in BTF 2024-01-31 20:40:56 -08:00
tcp_dctcp.c bpf: treewide: Annotate BPF kfuncs in BTF 2024-01-31 20:40:56 -08:00
tcp_dctcp.h
tcp_diag.c inet_diag: add module pointer to "struct inet_diag_handler" 2024-01-23 15:13:54 +01:00
tcp_fastopen.c inet: move inet->defer_connect to inet->inet_flags 2023-08-16 11:09:18 +01:00
tcp_highspeed.c
tcp_htcp.c
tcp_hybla.c
tcp_illinois.c
tcp_input.c tcp: add dropreasons in tcp_rcv_state_process() 2024-02-28 10:39:22 +00:00
tcp_ipv4.c tcp: make dropreason in tcp_child_process() work 2024-02-28 10:39:22 +00:00
tcp_lp.c tcp: rename tcp_time_stamp() to tcp_time_stamp_ts() 2023-10-23 09:35:01 +01:00
tcp_metrics.c tcp_metrics: optimize tcp_metrics_flush_all() 2023-10-03 10:05:22 +02:00
tcp_minisocks.c rds: tcp: Fix use-after-free of net in reqsk_timer_handler(). 2024-03-12 18:56:16 -07:00
tcp_nv.c
tcp_offload.c net: move tcpv4_offload and tcpv6_offload to net_hotdata 2024-03-07 21:12:42 -08:00
tcp_output.c net: Remove acked SYN flag from packet in the transmit queue correctly 2023-12-12 15:56:02 -08:00
tcp_plb.c prandom: remove prandom_u32_max() 2022-12-20 03:13:45 +01:00
tcp_rate.c
tcp_recovery.c tcp: fix excessive TLP and RACK timeouts from HZ rounding 2023-10-17 17:25:42 -07:00
tcp_scalable.c
tcp_sigpool.c net/tcp_sigpool: Use kref_get_unless_zero() 2024-01-01 14:42:05 +00:00
tcp_timer.c tcp: use tp->total_rto to track number of linear timeouts in SYN_SENT state 2023-11-16 23:35:12 +00:00
tcp_ulp.c net/ulp: use consistent error code when blocking ULP 2023-01-19 09:26:16 -08:00
tcp_vegas.c
tcp_vegas.h
tcp_veno.c
tcp_westwood.c
tcp_yeah.c
tcp.c tcp: properly terminate timers for kernel sockets 2024-03-25 19:51:57 -07:00
tunnel4.c net: fill in MODULE_DESCRIPTION()s for ipv4 modules 2024-02-09 14:12:02 -08:00
udp_bpf.c bpf, sockmap: Fix an infinite loop error when len is 0 in tcp_bpf_recvmsg_parser() 2023-03-03 17:25:15 +01:00
udp_diag.c inet_diag: add module pointer to "struct inet_diag_handler" 2024-01-23 15:13:54 +01:00
udp_impl.h sock: Remove ->sendpage*() in favour of sendmsg(MSG_SPLICE_PAGES) 2023-06-24 15:50:13 -07:00
udp_offload.c udp: prevent local UDP tunnel packets from being GROed 2024-03-29 11:30:44 +00:00
udp_tunnel_core.c net: fill in MODULE_DESCRIPTION()s for ipv4 modules 2024-02-09 14:12:02 -08:00
udp_tunnel_nic.c udp_tunnel: Use flex array to simplify code 2023-10-03 11:39:34 +02:00
udp_tunnel_stub.c
udp.c udp: preserve the connected status if only UDP cmsg 2024-04-19 20:10:15 -07:00
udplite.c udplite: remove UDPLITE_BIT 2023-09-14 16:16:36 +02:00
xfrm4_input.c net: adopt skb_network_offset() and similar helpers 2024-03-04 08:47:06 +00:00
xfrm4_output.c
xfrm4_policy.c sysctl-6.6-rc1 2023-08-29 17:39:15 -07:00
xfrm4_protocol.c
xfrm4_state.c
xfrm4_tunnel.c net: fill in MODULE_DESCRIPTION()s for ipv4 modules 2024-02-09 14:12:02 -08:00