Debian Advisory DSA-4997-1: tiff Vulnerability and Mitigation Steps
Summary
For the oldstable distribution (buster), this problem has been fixed
in version 4.1.0+git191117-2~deb10u3.
We recommend that you upgrade your tiff packages.
For the detailed security status of tiff please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/source-package/tiff
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/