/usr/share/bug/libreoffice-writer2latex/script is in libreoffice-writer2latex 1.4-3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 | #!/bin/sh
# this is a legacy package, so we need to find it first...
id=`/usr/lib/openoffice/program/unopkg list --shared | grep Identifier:.*writer2latex | cut -d":" -f2`
/usr/lib/openoffice/program/unopkg list --shared $id >&3
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