/usr/share/ is in libreoffice-base 1:5.1.2-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/bug/
/usr/share/bug/libreoffice-base/
/usr/share/bug/libreoffice-base/control
/usr/share/bug/libreoffice-base/presubj
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/libreoffice-base
/usr/share/applications/
/usr/share/applications/libreoffice-base.desktop
/usr/share/doc/
/usr/share/appdata/
/usr/share/appdata/libreoffice-base.appdata.xml
/usr/share/libreoffice/
/usr/share/libreoffice/program/
/usr/share/libreoffice/program/classes/
/usr/share/man/
/usr/share/man/man1/
/usr/share/man/man1/lobase.1.gz
/usr/share/doc/libreoffice-base