Unknown vulnerability in Solaris 7 through 9, when using Federated Naming Services (FNS), autofs, and FNS X.500 configuration, allows local users to cause a denial of service (automountd crash) when "accessing" /xfn/_x500.
http://www.vupen.com/english/advisories/2005/0517
http://sunsolve.sun.com/search/document.do?assetkey=1-26-57786-1