Vulnerability in FAM 2.6.8, 2.6.6, and other versions allows unprivileged users to obtain the names of files whose access is restricted to the root group.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2002-0867
http://www.securityfocus.com/bid/5487
http://www.redhat.com/support/errata/RHSA-2005-005.html