Add a bounds check.

The bounds check for the Hello packet options was missing.

diff --git a/print-ospf.c b/print-ospf.c
index 03df0598e49aa21128abd4d7cf9bbbf45f4a5102..db4231ba0f85eec030c4fca34682cf4719c396dd 100644 (file)
--- a/print-ospf.c
+++ b/print-ospf.c
@@ -996,6 +996,7 @@ ospf_decode_v2(netdissect_options *ndo,
                break;
 
        case OSPF_TYPE_HELLO:
+               ND_TCHECK(op->ospf_hello.hello_options);
                ND_PRINT((ndo, "\n\tOptions [%s]",
                          bittok2str(ospf_option_values,"none",op->ospf_hello.hello_options)));