Re: Hyper-Threading Vulnerability

Barry K. Nathan
2005-05-13T20:47:40Z

On Fri, May 13, 2005 at 10:10:36AM -0400, Jeff Garzik wrote:
> Barry K. Nathan wrote:
> >On Fri, May 13, 2005 at 07:51:20AM +0200, Gabor MICSKO wrote:
> >
> >>Is this flaw affects the current stable Linux kernels? Workaround?
> >>Patch?
>
> Simple. Just boot a uniprocessor kernel, and/or disable HT in BIOS.
>
>
> >Some pages with relevant information:
> >http://www.ussg.iu.edu/hypermail/linux/kernel/0403.2/0920.html
> >http://bugzilla.kernel.org/show_bug.cgi?id=2317
>
> These pages have zero information on the "flaw." In fact, I can see no
> information at all proving that there is even a problem here.

I meant that those two URL's have relevant information regarding
disabling HT for those of us who can't simply boot a UP kernel or
disable HT in the BIOS, not that they had information on the flaw.

-Barry K. Nathan <barryn@pobox.com>