[updated as the Java EOL date is now Feb, 2013]
Oracle has announced that updates to Java 6 will no longer be available post February 2013 in the Java SE 6 End of Public Updates Notice posted here.
We are aware of this and wanted to assure you that Java 7 support for ColdFusion 10 and ColdFusion 9 will be available through updates. The updates will go out before Java 6 will be EOLed in February, 2013.