/usr/lib/x86_64-linux-gnu/libuhd.so is in libuhd-dev 3.5.5-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libuhd.so.003
/usr/lib/x86_64-linux-gnu/libuhd.so.003