/usr/share/perl5/ is in libcvs-perl 0.07-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Cvs/
/usr/share/perl5/Cvs/Command/
/usr/share/perl5/Cvs/Command/Login.pm
/usr/share/perl5/Cvs/Command/Status.pm
/usr/share/perl5/Cvs/Command/Update.pm
/usr/share/perl5/Cvs/Command/Logout.pm
/usr/share/perl5/Cvs/Command/Rtag.pm
/usr/share/perl5/Cvs/Command/Export.pm
/usr/share/perl5/Cvs/Command/Checkout.pm
/usr/share/perl5/Cvs/Command/Diff.pm
/usr/share/perl5/Cvs/Command/Base.pm
/usr/share/perl5/Cvs/Command/Rdiff.pm
/usr/share/perl5/Cvs/Command/Commit.pm
/usr/share/perl5/Cvs/Command/Tag.pm
/usr/share/perl5/Cvs/Command/Release.pm
/usr/share/perl5/Cvs/Cvsroot.pm
/usr/share/perl5/Cvs/Result/
/usr/share/perl5/Cvs/Result/Login.pm
/usr/share/perl5/Cvs/Result/DiffList.pm
/usr/share/perl5/Cvs/Result/Update.pm
/usr/share/perl5/Cvs/Result/Logout.pm
/usr/share/perl5/Cvs/Result/Rtag.pm
/usr/share/perl5/Cvs/Result/Export.pm
/usr/share/perl5/Cvs/Result/Checkout.pm
/usr/share/perl5/Cvs/Result/RdiffItem.pm
/usr/share/perl5/Cvs/Result/RdiffList.pm
/usr/share/perl5/Cvs/Result/StatusList.pm
/usr/share/perl5/Cvs/Result/Base.pm
/usr/share/perl5/Cvs/Result/Commit.pm
/usr/share/perl5/Cvs/Result/Tag.pm
/usr/share/perl5/Cvs/Result/Release.pm
/usr/share/perl5/Cvs/Result/DiffItem.pm
/usr/share/perl5/Cvs/Result/StatusItem.pm
/usr/share/perl5/Cvs.pm