Eric Dumazet e6bd6326ef neighbour: use RCU protection in __neigh_notify() ...

[ Upstream commit becbd5850c03ed33b232083dd66c6e38c0c0e569 ]

__neigh_notify() can be called without RTNL or RCU protection.

Use RCU protection to avoid potential UAF.

Fixes: 426b5303eb ("[NETNS]: Modify the neighbour table code so it handles multiple network namespaces")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Link: https://patch.msgid.link/20250207135841.1948589-4-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Ulrich Hecht <uli@kernel.org>

2025-04-04 11:11:27 +02:00

..

datagram.c

net: datagram: fix data-races in datagram_poll()

2023-05-30 12:42:08 +01:00

dev_addr_lists.c

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dev_ioctl.c

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dev.c

net: skip offload for NETIF_F_IPV6_CSUM if ipv6 header contains extension

2024-11-08 16:19:22 +01:00

devlink.c

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drop_monitor.c

drop_monitor: Require 'CAP_SYS_ADMIN' when joining "events" group

2023-12-13 17:42:20 +01:00

dst_cache.c

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dst.c

ipv6: remove max_size check inline with ipv4

2024-01-15 18:23:44 +01:00

ethtool.c

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failover.c

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fib_notifier.c

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fib_rules.c

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filter.c

bpf: Check negative offsets in __bpf_skb_min_len()

2025-02-07 03:34:26 +01:00

flow_dissector.c

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gen_estimator.c

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gen_stats.c

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gro_cells.c

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hwbm.c

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link_watch.c

net: linkwatch: use system_unbound_wq

2024-08-19 05:32:10 +02:00

lwt_bpf.c

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lwtunnel.c

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Makefile

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neighbour.c

neighbour: use RCU protection in __neigh_notify()

2025-04-04 11:11:27 +02:00

net_namespace.c

net: add exit_batch_rtnl() method

2025-03-11 08:34:59 +01:00

net-procfs.c

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net-sysfs.c

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net-sysfs.h

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net-traces.c

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netclassid_cgroup.c

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netevent.c

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netpoll.c

netpoll: Use rcu_access_pointer() in __netpoll_setup

2025-02-07 03:34:23 +01:00

netprio_cgroup.c

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page_pool.c

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pktgen.c

net: pktgen: Fix interface flags printing

2023-10-25 11:16:49 +02:00

ptp_classifier.c

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request_sock.c

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rtnetlink.c

rtnetlink: Correct nested IFLA_VF_VLAN_LIST attribute validation

2024-05-17 11:42:42 +02:00

scm.c

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secure_seq.c

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skbuff.c

net: prevent mss overflow in skb_segment()

2024-09-04 13:13:08 +02:00

sock_diag.c

sock_diag: annotate data-races around sock_diag_handlers[family]

2024-03-26 18:22:35 -04:00

sock_reuseport.c

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sock.c

ipv6: Fix data races around sk->sk_prot.

2024-07-05 09:00:35 +02:00

stream.c

tcp: reduce POLLOUT events caused by TCP_NOTSENT_LOWAT

2023-05-30 12:42:07 +01:00

sysctl_net_core.c

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timestamping.c

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tso.c

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utils.c

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xdp.c

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