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1492e3dcb2
linux/net
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Florian Westphal 1492e3dcb2 netfilter: ctnetlink: remove refcounting in expectation dumpers 
Same pattern as previous patch: do not keep the expectation object
alive via refcount, only store a cookie value and then use that
as the skip hint for dump resumption.

AFAICS this has the same issue as the one resolved in the conntrack
dumper, when we do
  if (!refcount_inc_not_zero(&exp->use))

to increment the refcount, there is a chance that exp == last, which
causes a double-increment of the refcount and subsequent memory leak.

Fixes: cf6994c2b9 ("[NETFILTER]: nf_conntrack_netlink: sync expectation dumping with conntrack table dumping")
Fixes: e844a92843 ("netfilter: ctnetlink: allow to dump expectation per master conntrack")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2025-08-07 13:19:26 +02:00
..
6lowpan net: replace ND_PRINTK with dynamic debug 2025-07-10 15:27:32 -07:00
9p netfs: Fix the request's work item to not require a ref 2025-05-21 14:35:20 +02:00
802 treewide, timers: Rename from_timer() to timer_container_of() 2025-06-08 09:07:37 +02:00
8021q net: s/dev_close_many/netif_close_many/ 2025-07-18 17:27:47 -07:00
appletalk Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-24 11:10:46 -07:00
atm atm: clip: Fix NULL pointer dereference in vcc_sendmsg() 2025-07-09 19:09:36 -07:00
ax25 treewide, timers: Rename from_timer() to timer_container_of() 2025-06-08 09:07:37 +02:00
batman-adv This cleanup patchset includes the following patches: 2025-07-11 17:50:27 -07:00
bluetooth Networking changes for 6.17. 2025-07-30 08:58:55 -07:00
bpf bpf: Add attach_type field to bpf_link 2025-07-11 10:51:55 -07:00
bridge netfilter: add back NETFILTER_XTABLES dependencies 2025-08-07 13:19:25 +02:00
caif caif: reduce stack size, again 2025-06-23 16:58:43 -07:00
can Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-06-12 10:09:10 -07:00
ceph libceph: Rename hmac_sha256() to ceph_hmac_sha256() 2025-07-04 10:18:52 -07:00
core net: Update threaded state in napi config in netif_set_threaded 2025-08-05 17:46:15 -07:00
dcb dcb: Use rtnl_register_many(). 2024-10-15 18:52:26 -07:00
devlink devlink: Fix excessive stack usage in rate TC bandwidth parsing 2025-07-23 17:07:35 -07:00
dns_resolver
dsa net: s/dev_close_many/netif_close_many/ 2025-07-18 17:27:47 -07:00
ethernet
ethtool ethtool: rss: support removing contexts via Netlink 2025-07-21 18:21:19 -07:00
handshake net/handshake: Add new parameter 'HANDSHAKE_A_ACCEPT_KEYRING' 2025-07-08 15:31:44 +02:00
hsr treewide, timers: Rename from_timer() to timer_container_of() 2025-06-08 09:07:37 +02:00
ieee802154 treewide, timers: Rename from_timer() to timer_container_of() 2025-06-08 09:07:37 +02:00
ife
ipv4 netfilter: add back NETFILTER_XTABLES dependencies 2025-08-07 13:19:25 +02:00
ipv6 netfilter: add back NETFILTER_XTABLES dependencies 2025-08-07 13:19:25 +02:00
iucv s390/drivers: Explicitly include <linux/export.h> 2025-06-17 18:18:02 +02:00
kcm kcm: Fix splice support 2025-07-30 18:01:26 -07:00
key Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-24 11:10:46 -07:00
l2tp net: annotate races around sk->sk_uid 2025-06-23 17:04:03 -07:00
l3mdev net: fib_rules: Fix iif / oif matching on L3 master device 2025-04-15 17:54:56 -07:00
lapb treewide, timers: Rename from_timer() to timer_container_of() 2025-06-08 09:07:37 +02:00
llc net: make sk->sk_rcvtimeo lockless 2025-06-23 17:05:12 -07:00
mac80211 wifi: mac80211: fix WARN_ON for monitor mode on some devices 2025-07-23 12:29:07 +02:00
mac802154 mac802154: Switch to use hrtimer_setup() 2025-02-18 10:35:44 +01:00
mctp net: mctp: Add bind lookup test 2025-07-15 12:08:39 +02:00
mpls net: s/dev_get_flags/netif_get_flags/ 2025-07-18 17:27:47 -07:00
mptcp mptcp: remove pr_fallback() 2025-07-25 11:29:04 -07:00
ncsi net: ncsi: Fix buffer overflow in fetching version id 2025-06-12 18:21:59 -07:00
netfilter netfilter: ctnetlink: remove refcounting in expectation dumpers 2025-08-07 13:19:26 +02:00
netlabel calipso: unlock rcu before returning -EAFNOSUPPORT 2025-06-05 08:03:38 -07:00
netlink netlink: avoid infinite retry looping in netlink_unicast() 2025-07-30 19:16:49 -07:00
netrom treewide, timers: Rename from_timer() to timer_container_of() 2025-06-08 09:07:37 +02:00
nfc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-06-19 13:00:24 -07:00
nsh
openvswitch net: openvswitch: allow providing upcall pid for the 'execute' command 2025-07-07 14:30:39 -07:00
packet net/packet: fix a race in packet_set_ring() and packet_notifier() 2025-08-04 17:21:27 -07:00
phonet Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-17 11:00:33 -07:00
psample psample: adjust size if rate_as_probability is set 2024-12-18 19:23:04 -08:00
qrtr
rds don't open-code kernel_accept() in rds_tcp_accept_one() 2025-07-15 16:19:54 -07:00
rfkill net: rfkill: gpio: allow booting in blocked state 2025-02-11 11:55:55 +01:00
rose net: track pfmemalloc drops via SKB_DROP_REASON_PFMEMALLOC 2025-07-18 16:59:05 -07:00
rxrpc rxrpc: Fix to use conn aborts for conn-wide failures 2025-07-17 07:50:48 -07:00
sched net/sched: mqprio: fix stack out-of-bounds write in tc entry parsing 2025-08-04 17:22:20 -07:00
sctp net: dst: annotate data-races around dst->obsolete 2025-07-02 14:32:29 -07:00
shaper net: add netdev_lock() / netdev_unlock() helpers 2025-01-15 19:13:33 -08:00
smc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-17 11:00:33 -07:00
strparser net: make sk->sk_rcvtimeo lockless 2025-06-23 17:05:12 -07:00
sunrpc Massage rpc_pipefs to use saner primitives and clean up the 2025-07-28 09:56:09 -07:00
switchdev net: switchdev: Convert blocking notification chain to a raw one 2025-03-11 11:30:28 +01:00
tipc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-10 10:10:49 -07:00
tls Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-17 11:00:33 -07:00
unix Networking changes for 6.17. 2025-07-30 08:58:55 -07:00
vmw_vsock vsock: remove unnecessary null check in vsock_getname() 2025-07-26 11:26:20 -07:00
wireless Another wireless update: 2025-07-24 17:25:42 -07:00
x25 net/x25: Remove unused x25_terminate_link() 2025-07-14 17:19:13 -07:00
xdp net: xsk: introduce XDP_MAX_TX_SKB_BUDGET setsockopt 2025-07-10 14:48:29 +02:00
xfrm Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2025-07-24 11:10:46 -07:00
compat.c
devres.c
Kconfig net: Kconfig: add endif/endmenu comments 2025-07-22 18:17:23 -07:00
Kconfig.debug
Makefile net: Retire DCCP socket. 2025-04-11 18:58:10 -07:00
socket.c net: annotate races around sk->sk_uid 2025-06-23 17:04:03 -07:00
sysctl_net.c