/usr/lib/x86_64-linux-gnu/libJudy.so is in libjudy-dev 1.0.5-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libJudy.so.1.0.3
/usr/lib/x86_64-linux-gnu/libJudy.so.1.0.3