ISC BIND 9 'RRSIG' Record Type Negative Cache Remote Denial of Service Vulnerability

Summary
ISC BIND is prone to multiple Vulnerabilities. 1. A remote denial-of-service vulnerability. An attacker can exploit this issue to cause the affected service to crash, denying service to legitimate users. 2. A security vulnerability that affects the integrity security property of the application. BIND versions 9.6.2 to 9.6.2-P2, 9.6-ESV to 9.6-ESV-R2 and 9.7.0 to 9.7.2-P2 are vulnerable.
Solution
Updates are available. Please see the references for more information.
References