From: Victor Julien <victor@inliniac.net>
Date: Thu, 7 Aug 2014 13:02:56 +0000 (+0200)
Subject: ipv6: fix dst/hop header option parsing
X-Git-Tag: suricata-2.1beta1~11
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F1091%2Fhead;p=thirdparty%2Fsuricata.git

ipv6: fix dst/hop header option parsing

The extension header option parsing used a uint8_t internally. However
much bigger option sizes are valid.
---

diff --git a/src/decode-ipv6.c b/src/decode-ipv6.c
index 3bbbc5a9cd..aad3099b1f 100644
--- a/src/decode-ipv6.c
+++ b/src/decode-ipv6.c
@@ -212,7 +212,7 @@ DecodeIPV6ExtHdrs(ThreadVars *tv, DecodeThreadVars *dtv, Packet *p, uint8_t *pkt
                 IPV6OptHAO *hao = NULL;
                 IPV6OptRA *ra = NULL;
                 IPV6OptJumbo *jumbo = NULL;
-                uint8_t optslen = 0;
+                uint16_t optslen = 0;
 
                 IPV6_SET_L4PROTO(p,nh);
                 hdrextlen =  (*(pkt+1) + 1) << 3;