http://www.oracle.com/technetwork /database/enterprise-edition/jdbc-112010-090769.html

Drivers JDBC do Oracle Database 11g Release 2

xdb6 e os drivers estão aqui

Edit:Observe que os drivers oracle 12c funcionarão com 12c e 11g!

https://www.oracle.com/technetwork /database/application-development/jdbc/downloads/index.html