/usr/lib/x86_64-linux-gnu/liblept.so.5 is in liblept5 1.75.3-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/liblept.so.5.0.2
/usr/lib/x86_64-linux-gnu/liblept.so.5.0.2