4 --- tcpdump-3.8.2/print-isoclns.c.old 2005-04-28 12:58:28.000000000 +0200
5 +++ tcpdump-3.8.2/print-isoclns.c 2005-04-28 13:07:17.000000000 +0200
6 @@ -1748,12 +1748,14 @@
7 lan_alen = *tptr++; /* LAN adress length */
9 printf("\n\t LAN address length %u bytes ",lan_alen);
10 - while (tmp >= lan_alen) {
11 - if (!TTEST2(*tptr, lan_alen))
13 - printf("\n\t\tIS Neighbor: %s",isis_print_id(tptr,lan_alen));
16 + if(lan_alen >= SYSTEM_ID_LEN) {
17 + while (tmp >= lan_alen) {
18 + if (!TTEST2(*tptr, lan_alen))
20 + printf("\n\t\tIS Neighbor: %s",isis_print_id(tptr,lan_alen));