diff options
Diffstat (limited to 'ares_parse_ns_reply.c')
| -rw-r--r-- | ares_parse_ns_reply.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/ares_parse_ns_reply.c b/ares_parse_ns_reply.c index 553f253..d331e67 100644 --- a/ares_parse_ns_reply.c +++ b/ares_parse_ns_reply.c @@ -105,6 +105,12 @@ int ares_parse_ns_reply( const unsigned char* abuf, int alen, rr_class = DNS_RR_CLASS( aptr ); rr_len = DNS_RR_LEN( aptr ); aptr += RRFIXEDSZ; + if (aptr + rr_len > abuf + alen) + { + free(rr_name); + status = ARES_EBADRESP; + break; + } if ( rr_class == C_IN && rr_type == T_NS ) { |