Karanbir Singh has announced the release of CentOS 5.5, a distribution created by compiling the source packages for Red Hat Enterprise Linux 5.5: "We are pleased to announce the immediate availability of CentOS 5.5 for i386 and x86_64 architectures.
OpenLogic, a provider of enterprise open source software support and governance solutions for CentOS and hundreds of other open source packages, today announced it will partner with GroundWork to provide CentOS support for the GroundWork Monitor Enterprise Quickstart Virtual Appliance based on CentOS.
CentOS 6.0, a Linux distribution built from source RPM packages for Red Hat Enterprise Linux 6.0, has been released: "We are pleased to announce the immediate availability of CentOS 6.0 for i386 and x86_64 architectures. CentOS 6.0 is based on the upstream release EL 6.0 and includes packages from all variants.
So now you have all the latest CentOS updates installed but we do not know if essential core packages have been replaced with those from third party repositories. I am concerned that you sti... [by AlanBartlett]
Regarding the errors about patches, inspect the .rej files. Those patches did not apply cleanly. Chances are they are not written for the particular version of kernel source you are using. [by toracat]