The “License” field contains a short name with a bad exception format. According to specification format of exception is: shortlicencename with exceptionname exception.
If more than one exception applies to a single license, an arbitrary short name must be used instead.
For more information please consult:
The tag is present in Lintian version
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 2ff4e94. For merge requests, please use the latest version in the Lintian check debian/copyright/dep5.