diff options
| author | Florian Westphal <fw@strlen.de> | 2016-04-01 14:17:26 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-04-14 00:30:36 +0200 |
| commit | fc1221b3a163d1386d1052184202d5dc50d302d1 (patch) | |
| tree | f19b11e231938bc79c3f3596765703ef7de00082 /net/ipv4/netfilter | |
| parent | a08e4e190b866579896c09af59b3bdca821da2cd (diff) | |
| download | linux-fc1221b3a163d1386d1052184202d5dc50d302d1.tar.gz linux-fc1221b3a163d1386d1052184202d5dc50d302d1.tar.xz | |
netfilter: x_tables: add compat version of xt_check_entry_offsets
32bit rulesets have different layout and alignment requirements, so once
more integrity checks get added to xt_check_entry_offsets it will reject
well-formed 32bit rulesets.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv4/netfilter')
| -rw-r--r-- | net/ipv4/netfilter/arp_tables.c | 3 | ||||
| -rw-r--r-- | net/ipv4/netfilter/ip_tables.c | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c index 24ad92a60b7a..ab8952a49bfa 100644 --- a/net/ipv4/netfilter/arp_tables.c +++ b/net/ipv4/netfilter/arp_tables.c @@ -1254,7 +1254,8 @@ check_compat_entry_size_and_hooks(struct compat_arpt_entry *e, if (!arp_checkentry(&e->arp)) return -EINVAL; - ret = xt_check_entry_offsets(e, e->target_offset, e->next_offset); + ret = xt_compat_check_entry_offsets(e, e->target_offset, + e->next_offset); if (ret) return ret; diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index cdf18502a047..7d24c872723f 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -1513,7 +1513,8 @@ check_compat_entry_size_and_hooks(struct compat_ipt_entry *e, if (!ip_checkentry(&e->ip)) return -EINVAL; - ret = xt_check_entry_offsets(e, e->target_offset, e->next_offset); + ret = xt_compat_check_entry_offsets(e, + e->target_offset, e->next_offset); if (ret) return ret; |