Some radius decodes have unprintable characters. Use safeputs() to escape them.
Test file showing the problem at http://www.wand.net.nz/trac/libtrace/export/1746/trunk/test/traces/radius.pcap OK? Index: print-radius.c =================================================================== RCS file: /cvs/src/usr.sbin/tcpdump/print-radius.c,v retrieving revision 1.8 diff -u -p -r1.8 print-radius.c --- print-radius.c 23 May 2006 21:57:15 -0000 1.8 +++ print-radius.c 28 Jan 2012 12:03:33 -0000 @@ -218,7 +218,8 @@ static void r_print_string(int code, int memset(string, 0, 128); memcpy(string, data, len); - fprintf(stdout, " %s", string); + fprintf(stdout, " "); + safeputs(string); } static void r_print_hex(int code, int len, const u_char *data) {
