/usr/share/doc/clamav-freshclam/NEWS.Debian.gz is in clamav-freshclam 0.99.2+addedllvm-0ubuntu0.12.04.1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/clamav-freshclam/../clamav-base/NEWS.Debian.gz