Bounds-check the individual components of a SAP reply.

[tcpdump] / print-vrrp.c

diff --git a/print-vrrp.c b/print-vrrp.c
index e087d527658c719aa5ec05ecdbc2112f8dd703a2..12e47716e0c9ae4cdaab6cf6d5fd9a1438df7e1a 100644 (file)
--- a/print-vrrp.c
+++ b/print-vrrp.c
@@ -24,8 +24,8 @@
  */
 
 #ifndef lint
-static const char rcsid[] =
-    "@(#) $Header: /tcpdump/master/tcpdump/print-vrrp.c,v 1.7 2003-09-05 17:42:41 hannes Exp $";
+static const char rcsid[] _U_ =
+    "@(#) $Header: /tcpdump/master/tcpdump/print-vrrp.c,v 1.9.2.1 2005-05-06 07:57:20 guy Exp $";
 #endif
 
 #ifdef HAVE_CONFIG_H
@@ -128,7 +128,10 @@ vrrp_print(register const u_char *bp, register u_int len, int ttl)
                if (auth_type == VRRP_AUTH_SIMPLE) { /* simple text password */
                        TCHECK(bp[7]);
                        printf(" auth \"");
-                       fn_printn(bp, 8, NULL);
+                       if (fn_printn(bp, 8, snapend)) {
+                               printf("\"");
+                               goto trunc;
+                       }
                        printf("\"");
                }
        }