Re: [Security] [PATCH] proc: avoid information leaks tonon-privileged processes

From: Arjan van de Ven
Date: Mon May 04 2009 - 15:50:38 EST


On Mon, 4 May 2009 12:00:12 -0700 (PDT)
Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:

>
>
> On Mon, 4 May 2009, Jake Edge wrote:
> >
> > This is essentially v2 of "[PATCH] proc: avoid leaking eip, esp, or
> > wchan to non-privileged processes", adding some of Eric Biederman's
> > suggestions as well as the start_stack change (only give out that
> > address if the process is ptrace()-able). This has been tested
> > with ps and top without any ill effects being seen.
>
> Looks sane to me. Anybody objects?
>

Acked-by: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>

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