From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Wed, 9 Mar 2016 15:56:17 +0000 (+0000)
Subject: [Fix] Do not allow empty IP addresses to be parsed
X-Git-Tag: 1.2.0~89
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=64bb6ba5b96eb1c8d18eb018313d2a5c6c557e4f;p=thirdparty%2Frspamd.git

[Fix] Do not allow empty IP addresses to be parsed
---

diff --git a/src/libutil/addr.c b/src/libutil/addr.c
index 414c485385..2a859252f8 100644
--- a/src/libutil/addr.c
+++ b/src/libutil/addr.c
@@ -602,7 +602,7 @@ rspamd_parse_inet_address (rspamd_inet_addr_t **target,
 				/* Not ipv6, so try ip:port */
 				iplen = end - src;
 
-				if (iplen > sizeof (ipbuf)) {
+				if (iplen > sizeof (ipbuf) || iplen <= 1) {
 					return FALSE;
 				}
 				else {