The July 2015 Critical Patch Update provides fixes for 193 new security vulnerabilities across a wide range of product families including: Oracle Database, Oracle Fusion Middleware, Oracle Hyperion, Oracle Enterprise Manager, Oracle E-Business Suite, Oracle Supply Chain Suite, Oracle PeopleSoft Enterprise, Oracle Siebel CRM, Oracle Communications Applications, Oracle Java SE, Oracle Sun Systems Products Suite, Oracle Linux and Virtualization, and Oracle MySQL.
Read Oracle’s security advisory here – http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html