/usr/lib/x86_64-linux-gnu/libdavix.so.0 is in libdavix0v5 0.6.4-1.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libdavix.so.0.6.4
/usr/lib/x86_64-linux-gnu/libdavix.so.0.6.4