This file is indexed.

/usr/lib/x86_64-linux-gnu/libtasn1.so is in libtasn1-6-dev 4.10-1.1+deb9u1.

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

It is a symlink to /usr/lib/x86_64-linux-gnu/libtasn1.so.6.5.3