Unspecified vulnerability in the PeopleSoft Enterprise PeopleTools component in Oracle PeopleSoft Products 8.53, 8.54, and 8.55 allows remote attackers to affect availability via vectors related to PIA Core Technology.
http://www.securitytracker.com/id/1035610
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html