Unspecified vulnerability in the File-on-File Mounting File System (FFM) in HP Tru64 UNIX 5.1B-4 and 5.1B-3 allows local users to cause a denial of service (system crash) via unspecified vectors.
https://exchange.xforce.ibmcloud.com/vulnerabilities/39172
http://www.vupen.com/english/advisories/2007/4293
http://www.securitytracker.com/id?1019135
http://www.securityfocus.com/bid/26964
http://secunia.com/advisories/28192
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01310389