/usr/share/perl5/ is in libcatmandu-mab2-perl 0.21-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Catmandu/
/usr/share/perl5/Catmandu/Exporter/
/usr/share/perl5/Catmandu/Exporter/MAB2.pm
/usr/share/perl5/Catmandu/Fix/
/usr/share/perl5/Catmandu/Fix/Bind/
/usr/share/perl5/Catmandu/Fix/Bind/mab_each.pm
/usr/share/perl5/Catmandu/Fix/Condition/
/usr/share/perl5/Catmandu/Fix/Condition/mab_match.pm
/usr/share/perl5/Catmandu/Fix/mab_map.pm
/usr/share/perl5/Catmandu/Importer/
/usr/share/perl5/Catmandu/Importer/MAB2.pm
/usr/share/perl5/Catmandu/Importer/SRU/
/usr/share/perl5/Catmandu/Importer/SRU/Parser/
/usr/share/perl5/Catmandu/Importer/SRU/Parser/mabxml.pm
/usr/share/perl5/Catmandu/MAB2.pm
/usr/share/perl5/MAB2/
/usr/share/perl5/MAB2/Parser/
/usr/share/perl5/MAB2/Parser/Disk.pm
/usr/share/perl5/MAB2/Parser/RAW.pm
/usr/share/perl5/MAB2/Parser/XML.pm
/usr/share/perl5/MAB2/Writer/
/usr/share/perl5/MAB2/Writer/Disk.pm
/usr/share/perl5/MAB2/Writer/Handle.pm
/usr/share/perl5/MAB2/Writer/RAW.pm
/usr/share/perl5/MAB2/Writer/XML.pm