What constraint is requiring you to run a highly vulnerable server?
On Nov 8, 2016 00:34, "Dipal Bhatt" <dipal.bhatt@xxxxxxxxx> wrote:
> On Mon, Nov 7, 2016 at 11:12 PM, John R Pierce <pierce@xxxxxxxxxxxx>
> wrote:
>
> > On 11/7/2016 8:33 PM, Dipal Bhatt wrote:
> >
> >> Unfortunately, there's not possibility in this specific situation to be
> >> able to update from 6.3 -> 6.8.
> >>
> >
> > any such external specifications that insist you run an old obsolete
> > operating system are inherently broken. I hope this server isn't
> > connected to the internet, and isn't providing any services to untrusted
> > users.
> >
> > any RHEL/CentOS 6 compatible applications you have that work on 6.3 that
> > won't work on 6.8 are broken.
> >
> > * 6.8's kernel is is still 2.6.32, same as 6.3.
> > * 6.8's glibc is still 2.12
> > * 6.8's php is still 5.3
> > * 6.8's mysql is still 5.1
> > * 6.8's postgresql is still 8.4
> > * 6.8's perl is still 5.10
> > * 6.8's python is still 2.6.6
> > * etc etc.
> >
> > all of these components have security and bug fixes from later releases
> > backported to them.
>
>
> Excellent, and thanks John to clarify the above compatibility factor. It
> seems, any application that strictly depends on the 6.3 packages must not
> be updated to 6.8. And, outside of that dependency, I gather it should be
> safe to update any hand picked packages to the latest is my understanding
> here. It seems, in general RHEL tries to maintain ABI level compatibility
> but they may not be perfect and they may only test with the packages set
> current at the time. So, it's worth testing and possibly updating to 6.8
> packages where there's serious security fixes or such. But, yes, there's
> no way to update the 6.3 to 6.8 as I repeatedly mentioned which is the only
> requirement/constraint.
>
> Thanks again!
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