/usr/lib/x86_64-linux-gnu/mit-krb5/libgssapi_krb5.so is in krb5-multidev 1.15-1+deb9u1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/mit-krb5/../libgssapi_krb5.so.2.2
/usr/lib/x86_64-linux-gnu/mit-krb5/../libgssapi_krb5.so.2.2