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SubjectRe: Potenitial security hole in the kernel
Date
Kurt,

Maybe i'm missing something but it seems that during execution of the signal
handler, user mode stack contains kernel mode context...
Hence the security hole

Vadim

----- Original Message -----
From: "Kurt Roeckx" <Q@ping.be>
To: "Vadim Lebedev" <vlebedev@aplio.fr>
Cc: <linux-kernel@vger.kernel.org>
Sent: Tuesday, May 29, 2001 12:29 AM
Subject: Re: Potenitial security hole in the kernel

> On Mon, May 28, 2001 at 11:43:38PM +0200, Vadim Lebedev wrote:
> > Hi folks,
> >
> > Please correct me if i'm wrong but it seems to me that i've stumbled on
> > really BIG security hole in the signal handling code.
> > The problem IMO is that the signal handling code stores a processor
context
> > on the user-mode stack frame which is active while
>
> And how is that different from any other function call?
>
>
> Kurt
>
>

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