/usr/lib/x86_64-linux-gnu/libmapserver.so.2 is in libmapserver2 7.0.4-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libmapserver.so.7.0.4
/usr/lib/x86_64-linux-gnu/libmapserver.so.7.0.4