diff options
| -rw-r--r-- | src/libipsec/ip_packet.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/libipsec/ip_packet.c b/src/libipsec/ip_packet.c index 41e364379..ede9d100a 100644 --- a/src/libipsec/ip_packet.c +++ b/src/libipsec/ip_packet.c @@ -139,6 +139,9 @@ ip_packet_t *ip_packet_create(chunk_t packet) goto failed; } ip = (struct ip*)packet.ptr; + /* remove any RFC 4303 TFC extra padding */ + packet.len = min(packet.len, untoh16(&ip->ip_len)); + src = host_create_from_chunk(AF_INET, chunk_from_thing(ip->ip_src), 0); dst = host_create_from_chunk(AF_INET, @@ -157,6 +160,9 @@ ip_packet_t *ip_packet_create(chunk_t packet) goto failed; } ip = (struct ip6_hdr*)packet.ptr; + /* remove any RFC 4303 TFC extra padding */ + packet.len = min(packet.len, untoh16(&ip->ip6_plen)); + src = host_create_from_chunk(AF_INET6, chunk_from_thing(ip->ip6_src), 0); dst = host_create_from_chunk(AF_INET6, |