Messages in this thread | | | From | Segher Boessenkool <> | Subject | Re: SecurityFocus Article | Date | Fri, 12 May 2006 02:19:14 +0200 |
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> If the SMRAM control register exists, the D_LCK bit can be set > in 16-bit mode during the boot sequence. This makes the SMRAM > register read/only so the long potential compromise sequence > that Mr. Duflot describes would not be possible. If the control > register doesn't exist, then the vulnerably doesn't exist.
No, if there is no mechanism to lock down SMmode (re)configuration, the vulnerability of course _does_ exist.
> The writer doesn't like the fact that a root process can execute
Rest of this email happily ignored...
Segher
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