/usr/share/doc/libpam-ldapd/changelog.gz is in libpam-ldapd 0.8.4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libpam-ldapd/../nslcd/changelog.gz
/usr/share/doc/libpam-ldapd/../nslcd/changelog.gz