Debian LTS: DLA-3795-1: knot-resolver Security Advisory Updates
Summary
Several security vulnerabilities have been discovered in knot-resolver, a
caching, DNSSEC-validating DNS resolver which may allow remote attackers to
bypass DNSSEC validation or cause a denial-of-service.
For Debian 10 buster, these problems have been fixed in version
3.2.1-3+deb10u2.
We recommend that you upgrade your knot-resolver packages.
For the detailed security status of knot-resolver please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/knot-resolver
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS