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Re: SecurityFocus Article [message #3204 is a reply to message #3093] Wed, 17 May 2006 08:20 Go to previous message
John Kelly is currently offline  John Kelly
Messages: 97
Registered: May 2006
Location: Palmetto State
Member
On Thu May 11 2006, Ed White wrote:

> A researcher of the french NSA discovered a scary vulnerability in modern
> x86 cpus and chipsets that expose the kernel to direct tampering. The problem
> is that a feature called System Management Mode could be used to bypass the
> kernel and execute code at the highest level possible: ring zero.

Ring 0 kernel bad. KLOS good:

http://crpit.com/confpapers/CRPITV38Vasudevan.pdf
 
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