"The CentOS Linux distribution has a problem. They were months
late in getting CentOS 6 released and as a result CentOS 6 users
were not getting the most up-to-date security patches.
CentOS is a clone of Red Hat Enterprise Linux (RHEL). RHEL 6.1
was released in May, providing Red Hat's customers with new
hardware and security updates. CentOS is still not out with a
CentOS 6.1 release, but they're not leaving their users