/usr/lib/ is in ruby-ole 1.2.11.2-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/ole/
/usr/lib/ruby/vendor_ruby/ole/storage.rb
/usr/lib/ruby/vendor_ruby/ole/file_system.rb
/usr/lib/ruby/vendor_ruby/ole/ranges_io.rb
/usr/lib/ruby/vendor_ruby/ole/types/
/usr/lib/ruby/vendor_ruby/ole/types/property_set.rb
/usr/lib/ruby/vendor_ruby/ole/types/base.rb
/usr/lib/ruby/vendor_ruby/ole/support.rb
/usr/lib/ruby/vendor_ruby/ole/types.rb
/usr/lib/ruby/vendor_ruby/ole/storage/
/usr/lib/ruby/vendor_ruby/ole/storage/file_system.rb
/usr/lib/ruby/vendor_ruby/ole/storage/version.rb
/usr/lib/ruby/vendor_ruby/ole/storage/meta_data.rb
/usr/lib/ruby/vendor_ruby/ole/storage/base.rb
/usr/lib/ruby/vendor_ruby/ole/base.rb