The tag is present in Lintian version 2.113.26. That is the most recent version we know about.
We use semantic versions.
The patch number is a commit step indicator relative to the
release tag in our Git
You can find the detection logic for this version at commit 43a81d7. For merge requests, please use the latest version in the Lintian check fields/description.
The extended description contains a "Homepage" pseudo-field
following the old Developer's Reference recommendation. As of 1.14.6,
dpkg now supports Homepage as a regular field in
debian/control. This pseudo-field should be moved from the
extended description to the fields for the relevant source or binary