ISC BIND 9 IXFR Transfer/DDNS Update Remote Denial of Service Vulnerability

Summary
ISC BIND is prone to a remote denial-of-service vulnerability. An attacker can exploit this issue to cause the affected service to stop processing requests, denying service to legitimate users. BIND versions 9.7.1 and 9.7.2 are vulnerable.
Solution
Updates are available. Please see the references for more information.
References