/usr/lib/libreoffice/presets/config/ is in libreoffice-common 1:3.5.7-0ubuntu13.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/libreoffice/presets/config/arrowhd.soe
/usr/lib/libreoffice/presets/config/autotbl.fmt
/usr/lib/libreoffice/presets/config/classic.sog
/usr/lib/libreoffice/presets/config/cmyk.soc
/usr/lib/libreoffice/presets/config/gallery.soc
/usr/lib/libreoffice/presets/config/hatching.soh
/usr/lib/libreoffice/presets/config/html.soc
/usr/lib/libreoffice/presets/config/libreoffice.soc
/usr/lib/libreoffice/presets/config/modern.sog
/usr/lib/libreoffice/presets/config/palette.soc
/usr/lib/libreoffice/presets/config/scribus.soc
/usr/lib/libreoffice/presets/config/standard.sob
/usr/lib/libreoffice/presets/config/standard.soc
/usr/lib/libreoffice/presets/config/standard.sod
/usr/lib/libreoffice/presets/config/standard.soe
/usr/lib/libreoffice/presets/config/standard.sog
/usr/lib/libreoffice/presets/config/standard.soh
/usr/lib/libreoffice/presets/config/styles.sod
/usr/lib/libreoffice/presets/config/tango.soc
/usr/lib/libreoffice/presets/config/web.soc