/usr/lib/x86_64-linux-gnu/libvips-cpp.so.42 is in libvips42 8.4.5-1build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libvips-cpp.so.42.6.5
/usr/lib/x86_64-linux-gnu/libvips-cpp.so.42.6.5