/usr/lib/x86_64-linux-gnu/libdcap.so.1 is in libdcap1 2.47.12-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libdcap.so.1.1.47
/usr/lib/x86_64-linux-gnu/libdcap.so.1.1.47