/usr/lib/libvtkgdcm.so

This file is indexed.

/usr/lib/libvtkgdcm.so is in libvtkgdcm2-dev 2.2.4-1.1ubuntu4.

This file is owned by root:root, with mode 0o777.

It is a symlink to /usr/lib/libvtkgdcm.so.2.2