Re: [PATCH] sysctl: terminate strings also on \r

From: David Rientjes
Date: Wed Oct 22 2014 - 18:49:55 EST


On Tue, 21 Oct 2014, Kees Cook wrote:

> From: Paul Wise <pabs3@xxxxxxxxxxxxx>
>
> This partially mitigates a common strategy used by attackers for hiding
> the full contents of strings in procfs from naive sysadmins who use cat,
> more or sysctl to inspect the contents of strings in procfs.
>
> References: http://www.jakoblell.com/blog/2014/05/07/hacking-contest-hiding-stuff-from-the-terminal/
> Signed-off-by: Paul Wise <pabs3@xxxxxxxxxxxxx>
> Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
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