CVE-2012-0217 Intel's sysret Kernel Privilege Escalation and FreeBSD 6.2/6.3

James james at hicag.org
Mon Aug 6 18:20:44 UTC 2012


On Mon, Aug 6, 2012 at 8:08 AM, Bill Crisp <bcrisp at crispernetworks.com> wrote:

> I gave it a try on a few servers, and saw a big increase in load on
> the servers, most of the load comes from apache under normal
> circumstances and it that load did go up a lot.  I had to roll back
> the patched kernel and the load went back to what it normally is.
> Did you experience anything similar on any servers?  On a server
> where the load was ~1 it went up with what seemed to be the same
> number of requests to something like ~6 or so on a single core
> servers.  Ones that had higher load already also went up
> considerably.  Any ideas on what I might be able to do?

    Hi Bill. I'm sorry you're having trouble. That's a pretty annoying
    problem. But no, I haven't noticed any increase in load averages.
    I'll keep an eye out, though. Wish I had a better answer for you
    now.

-- 
James.


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