Re: Hyper-Threading Vulnerability

[Jeff Garzik]

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.

Classic "I found a problem, but I'm keeping the info a secret" security 
crapola.

	Jeff


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