--- lib/libdvbv5/descriptors.c.orig	2014-01-13 21:51:46.000000000 +0200
+++ lib/libdvbv5/descriptors.c	2014-06-04 21:49:02.691930747 +0300
@@ -1007,7 +1007,7 @@
 	{
 		char t[4];
 		snprintf (t, sizeof(t), "%02x ", (unsigned int) data[i]);
-		strncat (hex, t, sizeof(hex));
+		strncat (hex, t, sizeof(hex) - 1);
 		if (data[i] > 31 && data[i] < 128 )
 			ascii[j] = data[i];
 		else