linux-kernel - Re: Inserting code from userspace to kernel space

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Message-ID: <e2e108260805250018i774eaab3o17f3a1446f758bc7@mail.gmail.com>
Date:	Sun, 25 May 2008 09:18:40 +0200
From:	"Bart Van Assche" <bart.vanassche@...il.com>
To:	"Bosko Radivojevic" <bosko.radivojevic@...il.com>
Cc:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: Inserting code from userspace to kernel space

On Thu, May 22, 2008 at 2:41 PM, Bosko Radivojevic
<bosko.radivojevic@...il.com> wrote:
> I'm looking for a way to insert code from user space to the kernel
> space, but without using kernel module.

That would create a huge security risk. The number of Linux-specific
viruses is currently very limited, and I'd like to keep it that way.

Are you familiar with user-space device drivers ?

Bart.
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