For Debian 11 bullseye, these problems have been fixed in version
1.13.1-1+deb11u3.
We recommend that you upgrade your unbound packages.
For the detailed security status of unbound please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/unbound
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
Get the latest Linux and open source security news straight to your inbox.