From 355bab380cad6c7e714849d8ea20e2c2ed0dab7b Mon Sep 17 00:00:00 2001
From: Andreas Steffen <andreas.steffen@strongswan.org>
Date: Wed, 10 Jun 2009 15:33:39 +0200
Subject: [PATCH] additional check in case of non-positive months

---
 src/libstrongswan/asn1/asn1.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libstrongswan/asn1/asn1.c b/src/libstrongswan/asn1/asn1.c
index b8ee5c28a..d2078cbbc 100644
--- a/src/libstrongswan/asn1/asn1.c
+++ b/src/libstrongswan/asn1/asn1.c
@@ -383,9 +383,9 @@ time_t asn1_to_time(const chunk_t *utctime, asn1_t type)
 	}
 
 	/* representation of months as 0..11*/
-	if (tm_mon > 12)
+	if (tm_mon < 1 || tm_mon > 12)
 	{
-		return 0; /* error in time format */
+		return 0; /* error in month format */
 	}
 	tm_mon--;