/usr/lib/x86_64-linux-gnu/libxnconfig.so.17 is in libxneur 0.17.0-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libxnconfig.so.17.0.0
/usr/lib/x86_64-linux-gnu/libxnconfig.so.17.0.0