Eric Dumazet 2d5ff7e339 ipv6: prevent possible UAF in ip6_xmit() ...

If skb_expand_head() returns NULL, skb has been freed
and the associated dst/idev could also have been freed.

We must use rcu_read_lock() to prevent a possible UAF.

Fixes: 0c9f227bee ("ipv6: use skb_expand_head in ip6_xmit")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Vasily Averin <vasily.averin@linux.dev>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://patch.msgid.link/20240820160859.3786976-4-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

2024-08-21 17:35:49 -07:00

..

ila

ila: block BH in ila_output()

2024-06-03 18:50:09 -07:00

netfilter

netfilter: allow ipv6 fragments to arrive on different devices

2024-08-14 21:16:12 +02:00

addrconf_core.c

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addrconf.c

sysctl: treewide: constify the ctl_table argument of proc_handlers

2024-07-24 20:59:29 +02:00

addrlabel.c

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af_inet6.c

Merge tag 'ipsec-next-2024-07-13' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next

2024-07-14 07:56:32 -07:00

ah6.c

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anycast.c

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calipso.c

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datagram.c

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esp6_offload.c

xfrm: Log input direction mismatch error in one place

2024-06-17 13:53:19 +02:00

esp6.c

net: esp: cleanup esp_output_tail_tcp() in case of unsupported ESPINTCP

2024-05-23 08:46:03 +02:00

exthdrs_core.c

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exthdrs_offload.c

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exthdrs.c

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fib6_notifier.c

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fib6_rules.c

ipv6: fib6_rules: avoid possible NULL dereference in fib6_rule_action()

2024-05-08 18:50:53 -07:00

fou6.c

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icmp.c

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inet6_connection_sock.c

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inet6_hashtables.c

tcp: get rid of twsk_unique()

2024-05-09 20:25:55 -07:00

ioam6_iptunnel.c

ipv6: ioam: block BH from ioam6_output()

2024-06-03 18:50:08 -07:00

ioam6.c

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ip6_checksum.c

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ip6_fib.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

2024-06-20 13:49:59 -07:00

ip6_flowlabel.c

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ip6_gre.c

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ip6_icmp.c

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ip6_input.c

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ip6_offload.c

net: gro: initialize network_offset in network layer

2024-05-27 16:46:59 -07:00

ip6_offload.h

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ip6_output.c

ipv6: prevent possible UAF in ip6_xmit()

2024-08-21 17:35:49 -07:00

ip6_tunnel.c

ip6_tunnel: Fix broken GRO

2024-08-20 13:21:10 +02:00

ip6_udp_tunnel.c

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ip6_vti.c

net: annotate writes on dev->mtu from ndo_change_mtu()

2024-05-07 16:19:14 -07:00

ip6mr.c

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ipcomp6.c

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ipv6_sockglue.c

net: use unrcu_pointer() helper

2024-06-06 11:52:52 +02:00

Kconfig

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Makefile

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mcast_snoop.c

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mcast.c

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mip6.c

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ndisc.c

ipv6: fix ndisc_is_useropt() handling for PIO

2024-08-01 11:40:29 +02:00

netfilter.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

2024-06-13 13:13:46 -07:00

output_core.c

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ping.c

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proc.c

minmax: add a few more MIN_T/MAX_T users

2024-07-28 13:41:14 -07:00

protocol.c

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raw.c

net: raw: use sk_skb_reason_drop to free rx packets

2024-06-19 12:44:22 +01:00

reassembly.c

net: Rename mono_delivery_time to tstamp_type for scalabilty

2024-05-23 14:14:23 -07:00

route.c

sysctl: treewide: constify the ctl_table argument of proc_handlers

2024-07-24 20:59:29 +02:00

rpl_iptunnel.c

net: ipv6: rpl_iptunnel: block BH in rpl_output() and rpl_input()

2024-06-03 18:50:08 -07:00

rpl.c

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seg6_hmac.c

ipv6: sr: fix memleak in seg6_hmac_init_algo

2024-05-21 13:16:25 +02:00

seg6_iptunnel.c

ipv6: sr: block BH in seg6_output_core() and seg6_input_core()

2024-06-03 18:50:08 -07:00

seg6_local.c

seg6: Use nested-BH locking for seg6_bpf_srh_states.

2024-06-24 16:41:23 -07:00

seg6.c

ipv6: sr: restruct ifdefines

2024-05-30 18:29:38 -07:00

sit.c

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syncookies.c

tcp: use sk_skb_reason_drop to free rx packets

2024-06-19 12:44:22 +01:00

sysctl_net_ipv6.c

sysctl: treewide: constify the ctl_table argument of proc_handlers

2024-07-24 20:59:29 +02:00

tcp_ao.c

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tcp_ipv6.c

tcp: use sk_skb_reason_drop to free rx packets

2024-06-19 12:44:22 +01:00

tcpv6_offload.c

net: gro: use cb instead of skb->network_header

2024-05-13 14:44:06 -07:00

tunnel6.c

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udp_impl.h

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udp_offload.c

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udp.c

udp: Remove duplicate included header file trace/events/udp.h

2024-07-09 13:30:25 +02:00

udplite.c

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xfrm6_input.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

2024-05-09 10:01:01 -07:00

xfrm6_output.c

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xfrm6_policy.c

Merge tag 'ipsec-next-2024-07-13' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next

2024-07-14 07:56:32 -07:00

xfrm6_protocol.c

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xfrm6_state.c

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xfrm6_tunnel.c

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