ISC BIND 8.3.x - OPT Record Large UDP Denial of Service

// source: https://www.securityfocus.com/bid/6161/info ISC BIND is vulnerable to a denial of service attack. When a DNS lookup is requested on a non-existant sub-domain of a valid domain and an OPT resource record with a large UDP payload is attached, the server may fail. / bindoptdos.c OPT DoS...