Version 1.2.5 is available upstream. Please consider updating!
It seems that version 1.2.5 is available upstream, while the latest version in the Gentoo tree is 1.2.4. You think this warning is false? Read more about it here.
Bogofilter is a mail filter that classifies mail as spam or ham (non-spam)
by a statistical analysis of the message's header and content (body). The
program is able to learn from the user's classifications and corrections.