How to understand the 'Oracle Critical Patch Update'

 Hi all,

We are using e-Business Suite Release 12
and from 'About Oracle Application' button, I can read the information below :

RDBMS : 10.2.0.2.0
Oracle Applications : 12.0.2


In the Oracle Critical Patch Update - July 2009,
I read information below (copy) :

Product releases and versions that are in Premier Support or Extended Support, under the Oracle Lifetime Support Policy:

• Oracle Database 11 g , version 11.1.0.6, 11.1.0.7	[ Database ]
• Oracle Database 10 g Release 2, versions 10.2.0.3, 10.2.0.4	[ Database ]
• Oracle Database 10 g , version 10.1.0.5	[ Database ]
• Oracle Database 9 i Release 2, versions 9.2.0.8, 9.2.0.8DV	[ Database ]
• Oracle Application Server 10 g Release 2 (10.1.2), version 10.1.2.3.0	[ Application Server ]
• Oracle Application Server 10 g Release 3 (10.1.3), versions 10.1.3.3.0, 10.1.3.4.0	[ Application Server ]
• Oracle Identity Management 10 g , version 10.1.4.0.1, 10.1.4.2.0, 10.1.4.3.0	[ Application Server