Debian: DSA-5621-1 Critical: BIND9 Denial Of Service Advisory

Several vulnerabilities were discovered in BIND, a DNS server
implementation, which may result in denial of service.

For the oldstable distribution (bullseye), these problems have been fixed
in version 1:9.16.48-1.

For the stable distribution (bookworm), these problems have been fixed in
version 1:9.18.24-1.

We recommend that you upgrade your bind9 packages.

For the detailed security status of bind9 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/bind9

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/