Messages in this thread | | | Date | Fri, 13 May 2005 10:23:36 -0400 | From | Daniel Jacobowitz <> | Subject | Re: Hyper-Threading Vulnerability |
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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. > > Classic "I found a problem, but I'm keeping the info a secret" security > crapola.
FYI: http://www.daemonology.net/hyperthreading-considered-harmful/
I don't much agree with Colin about the severity of the problem, but I've read his paper, which should be generally available later today. It's definitely a legitimate issue.
-- Daniel Jacobowitz CodeSourcery, LLC - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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