/usr/share/icons/lubuntu/devices/64/ is in lubuntu-icon-theme 0.45.
This file is owned by root:root, with mode 0o755.
..
/usr/share/icons/lubuntu/devices/64/cdrom_unmount.svg
/usr/share/icons/lubuntu/devices/64/cdwriter_unmount.svg
/usr/share/icons/lubuntu/devices/64/chardevice.svg
/usr/share/icons/lubuntu/devices/64/computer.svg
/usr/share/icons/lubuntu/devices/64/display.svg
/usr/share/icons/lubuntu/devices/64/drive-cdrom.svg
/usr/share/icons/lubuntu/devices/64/drive-optical.svg
/usr/share/icons/lubuntu/devices/64/dvd_unmount.svg
/usr/share/icons/lubuntu/devices/64/gnome-computer.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-cdrom-audio.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-cdrom.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-computer.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-disc-cdr.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-disc-cdrw.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-disc-dvdr-plus.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-disc-dvdr.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-disc-dvdram.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-disc-dvdrom.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-disc-dvdrw.svg
/usr/share/icons/lubuntu/devices/64/gnome-dev-dvd.svg
/usr/share/icons/lubuntu/devices/64/gnome-fs-client.svg
/usr/share/icons/lubuntu/devices/64/gtk-cdrom.svg
/usr/share/icons/lubuntu/devices/64/media-cdr.svg
/usr/share/icons/lubuntu/devices/64/media-cdrom-audio.svg
/usr/share/icons/lubuntu/devices/64/media-cdrom.svg
/usr/share/icons/lubuntu/devices/64/media-cdrw.svg
/usr/share/icons/lubuntu/devices/64/media-dvd.svg
/usr/share/icons/lubuntu/devices/64/media-dvdrw.svg
/usr/share/icons/lubuntu/devices/64/media-optical-audio.svg
/usr/share/icons/lubuntu/devices/64/media-optical.svg
/usr/share/icons/lubuntu/devices/64/monitor.svg
/usr/share/icons/lubuntu/devices/64/preferences-desktop-display.svg
/usr/share/icons/lubuntu/devices/64/system.svg
/usr/share/icons/lubuntu/devices/64/video-display.svg
/usr/share/icons/lubuntu/devices/64/xfce4-display.svg