From: Jason Ish <ish@unx.ca>
Date: Mon, 20 Apr 2015 18:12:55 +0000 (-0600)
Subject: afl - SCHINfoLoadFromConfig - check for NULL before parsing.
X-Git-Tag: suricata-2.1beta4~32
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=11d6770ae4814a7b61fd53bdf9ec02a20c1b482d;p=thirdparty%2Fsuricata.git

afl - SCHINfoLoadFromConfig - check for NULL before parsing.

Found by AFL on suricata.yaml.
---

diff --git a/src/util-host-os-info.c b/src/util-host-os-info.c
index 8438d19897..ad0de7e25a 100644
--- a/src/util-host-os-info.c
+++ b/src/util-host-os-info.c
@@ -342,7 +342,7 @@ void SCHInfoLoadFromConfig(void)
         ConfNode *host;
         TAILQ_FOREACH(host, &policy->head, next) {
             int is_ipv4 = 1;
-            if (index(host->val, ':') != NULL)
+            if (host->val != NULL && index(host->val, ':') != NULL)
                 is_ipv4 = 0;
             if (SCHInfoAddHostOSInfo(policy->name, host->val, is_ipv4) == -1) {
                 SCLogError(SC_ERR_INVALID_ARGUMENT,