Re: security: delete BIOS password in keyboard buffer during kernelbootup

From: Alan Cox
Date: Sun Nov 09 2008 - 06:08:20 EST


On Sun, 9 Nov 2008 09:41:20 +0100
Mathias Schnarrenberger <mathias.schnarrenberger@xxxxxx> wrote:

> > What if my BIOS stores some critical info at that memory address?
> > I don't think the kernel is the right place to work around this issue.
>
> AFAIK every IBM PC compatible BIOS stores the keyboard buffer in this area.

Not every system we boot the x86 kernel on is a PC compatible.
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