Patch by Hilko Bengen <bengen@debian.org> for dsniff >= 2.4b1, to avoid a
possible DoS opportunity in the Tabular Data Stream protocol handler. For
further information, please have a look to Debian bug ID #609988.

--- dsniff-2.4/decode_tds.c		2011-10-09 18:13:49.000000000 +0200
+++ dsniff-2.4/decode_tds.c.tds_decoder	2011-10-09 18:14:43.000000000 +0200
@@ -140,6 +140,11 @@
 	
 	obuf[0] = '\0';
 
+	if (th->size != 8) {
+	    /* wrong header length */
+	    return (strlen(obuf));
+	}
+
 	for (th = (struct tds_hdr *)buf;
 	     len > sizeof(*th) && len >= ntohs(th->size);
 	     buf += ntohs(th->size), len -= ntohs(th->size)) {