/usr/lib/x86_64-linux-gnu/libharfbuzz.so is in libharfbuzz-dev 0.9.27-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libharfbuzz.so.0.927.0
/usr/lib/x86_64-linux-gnu/libharfbuzz.so.0.927.0