Security Alert (A21-08-12): Vulnerability in ISC BIND
19 August 2021
ISC has released a security update to fix a vulnerability in BIND. This vulnerability only affects BIND 9 releases 9.16.19, 9.17.16, and release 9.16.19-S1 of the BIND Supported Preview Edition. The details of the security update can be found at:
Successful exploitation of the vulnerability could lead to denial of service on an affected system.
Internet Systems Consortium (ISC) has released the following patches to solve the problems:
The patches can be downloaded at the following URLs:
Administrators of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.