Re: [PATCH 08/10] kexec: Disable at runtime if the kernel enforcesmodule loading restrictions

From: Geert Uytterhoeven
Date: Sun Sep 01 2013 - 04:52:50 EST


On Mon, Aug 19, 2013 at 6:10 PM, Matthew Garrett
<matthew.garrett@xxxxxxxxxx> wrote:
> kexec permits the loading and execution of arbitrary code in ring 0, which
> is something that module signing enforcement is meant to prevent. It makes
> sense to disable kexec in this situation.

Any plans for signed kexec code?

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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