[CentOS] Is every CentOS release supported for 7 years?

[John R Pierce]

Aniruddha wrote:
> Thanks for the quick replies. I understand now that CentOS  5 and all
> 5.? versions are supported until 2014. How does this work with
> security updates? Does each point release gets itś own security
> updates? In other words is it possible to install
> CentOS 5.5 on a server and only apply security updates for 7 years? Or
> is it required to upgrade to each point release in order to continue
> receiving security updates?
>   

there is no distinction between bug fixes and security updates (Indeed, 
many bugs lead to potential security exploits).   centos 5.5 is just a 
snapshot of centos 5 at a particular point in time.   updates will take 
that to 5.6 or 5.7 or whatever state is released, but its all still CentOS 5