/usr/lib/x86_64-linux-gnu/libfarstream-0.2.so.2 is in libfarstream-0.2-2 0.2.3-1ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libfarstream-0.2.so.2.1.0
/usr/lib/x86_64-linux-gnu/libfarstream-0.2.so.2.1.0