/usr/share/fonts/X11/util/ is in xfonts-utils 1:7.7+1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/fonts/X11/util/map-ISO8859-1
/usr/share/fonts/X11/util/map-ISO8859-10
/usr/share/fonts/X11/util/map-ISO8859-11
/usr/share/fonts/X11/util/map-ISO8859-13
/usr/share/fonts/X11/util/map-ISO8859-14
/usr/share/fonts/X11/util/map-ISO8859-15
/usr/share/fonts/X11/util/map-ISO8859-16
/usr/share/fonts/X11/util/map-ISO8859-2
/usr/share/fonts/X11/util/map-ISO8859-3
/usr/share/fonts/X11/util/map-ISO8859-4
/usr/share/fonts/X11/util/map-ISO8859-5
/usr/share/fonts/X11/util/map-ISO8859-6
/usr/share/fonts/X11/util/map-ISO8859-7
/usr/share/fonts/X11/util/map-ISO8859-8
/usr/share/fonts/X11/util/map-ISO8859-9
/usr/share/fonts/X11/util/map-JISX0201.1976-0
/usr/share/fonts/X11/util/map-KOI8-R