/usr/lib/x86_64-linux-gnu/libzerg.so.0 is in libzerg0 1.0.7-9.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libzerg.so.0.0.1
/usr/lib/x86_64-linux-gnu/libzerg.so.0.0.1