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linux/net/bridge/netfilter
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Gao Feng c953d63548 ebtables: arpreply: Add the standard target sanity check 
The info->target comes from userspace and it would be used directly.
So we need to add the sanity check to make sure it is a valid standard
target, although the ebtables tool has already checked it. Kernel needs
to validate anything coming from userspace.

If the target is set as an evil value, it would break the ebtables
and cause a panic. Because the non-standard target is treated as one
offset.

Now add one helper function ebt_invalid_target, and we would replace
the macro INVALID_TARGET later.

Signed-off-by: Gao Feng <gfree.wind@vip.163.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2017-05-16 10:24:27 +02:00
..
ebt_802_3.c netfilter: Convert FWINV<[foo]> macros and uses to NF_INVF 2016-07-03 10:55:07 +02:00
ebt_among.c lib/vsprintf.c: remove %Z support 2017-02-27 18:43:47 -08:00
ebt_arp.c netfilter: Convert FWINV<[foo]> macros and uses to NF_INVF 2016-07-03 10:55:07 +02:00
ebt_arpreply.c ebtables: arpreply: Add the standard target sanity check 2017-05-16 10:24:27 +02:00
ebt_dnat.c bridge: ebtables: fix reception of frames DNAT-ed to bridge device/port 2017-04-25 11:08:31 +02:00
ebt_ip6.c netfilter: Convert FWINV<[foo]> macros and uses to NF_INVF 2016-07-03 10:55:07 +02:00
ebt_ip.c netfilter: Convert FWINV<[foo]> macros and uses to NF_INVF 2016-07-03 10:55:07 +02:00
ebt_limit.c xtables: extend matches and targets with .usersize 2017-01-09 17:24:55 +01:00
ebt_log.c netfilter: Use pr_cont where appropriate 2017-03-06 18:00:48 +01:00
ebt_mark_m.c netfilter: xtables: deconstify struct xt_action_param for matches 2010-05-11 18:33:37 +02:00
ebt_mark.c netfilter: xtables: substitute temporary defines by final name 2010-05-11 18:31:17 +02:00
ebt_nflog.c netfilter: x_tables: move hook state into xt_action_param structure 2016-11-03 10:56:21 +01:00
ebt_pkttype.c netfilter: xtables: deconstify struct xt_action_param for matches 2010-05-11 18:33:37 +02:00
ebt_redirect.c netfilter: x_tables: move hook state into xt_action_param structure 2016-11-03 10:56:21 +01:00
ebt_snat.c bridge: netfilter: Use ether_addr_copy 2014-02-24 19:16:44 -05:00
ebt_stp.c netfilter: Convert FWINV<[foo]> macros and uses to NF_INVF 2016-07-03 10:55:07 +02:00
ebt_vlan.c netfilter-bridge: use netdev style comments 2015-11-23 17:54:39 +01:00
ebtable_broute.c ebtables: remove nf_hook_register usage 2017-04-26 09:30:21 +02:00
ebtable_filter.c ebtables: remove nf_hook_register usage 2017-04-26 09:30:21 +02:00
ebtable_nat.c ebtables: remove nf_hook_register usage 2017-04-26 09:30:21 +02:00
ebtables.c netfilter: xtables: zero padding in data_to_user 2017-05-15 12:51:38 +02:00
Kconfig netfilter: nf_log: add packet logging for netdev family 2016-11-01 20:50:30 +01:00
Makefile netfilter: kill remnants of ulog targets 2014-07-25 14:55:44 +02:00
nf_log_bridge.c netfilter: nf_log: do not assume ethernet header in netdev family 2016-12-04 20:45:33 +01:00
nf_tables_bridge.c netfilter: Add the missed return value check of nft_register_chain_type 2016-09-12 19:54:45 +02:00
nft_meta_bridge.c netfilter: Remove exceptional & on function name 2017-04-07 18:24:47 +02:00
nft_reject_bridge.c netfilter: nf_tables: validate the expr explicitly after init successfully 2017-03-06 18:22:12 +01:00