/usr/share/ is in libextutils-cbuilder-perl 0.280202-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/ExtUtils/
/usr/share/doc/
/usr/share/doc/libextutils-cbuilder-perl/
/usr/share/doc/libextutils-cbuilder-perl/copyright
/usr/share/doc/libextutils-cbuilder-perl/README.patching
/usr/share/doc/libextutils-cbuilder-perl/changelog.Debian.gz
/usr/share/man/
/usr/share/man/man3/
/usr/share/man/man3/ExtUtils::CBuilder.3pm.gz
/usr/share/man/man3/ExtUtils::CBuilder::Platform::Windows.3pm.gz
/usr/share/perl5/
/usr/share/perl5/ExtUtils/CBuilder/
/usr/share/perl5/ExtUtils/CBuilder/Platform/
/usr/share/perl5/ExtUtils/CBuilder/Platform/aix.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/darwin.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/Unix.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/VMS.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/Windows/
/usr/share/perl5/ExtUtils/CBuilder/Platform/Windows/GCC.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/Windows/MSVC.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/Windows/BCC.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/cygwin.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/Windows.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/dec_osf.pm
/usr/share/perl5/ExtUtils/CBuilder/Platform/os2.pm
/usr/share/perl5/ExtUtils/CBuilder/Base.pm
/usr/share/perl5/ExtUtils/CBuilder.pm