this is red hat RHEL 6 ( 6. ? what .0,.1,.2,.3 ??
the current is RHEL 6.3
also seeing as this is red hat you have a RHN account ( the required license / support contract )
search the red hat knowledge base -- you are paying for this service , so you might want to use it .
login to the red hat site ( you did set up a account )