netdev - Re: [PATCH] NetLabel: Verify sensitivity level has a valid CIPSO mapping

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Date:	Fri, 2 Mar 2007 11:12:12 -0500
From:	Paul Moore <paul.moore@...com>
To:	netdev@...r.kernel.org
Cc:	James Morris <jmorris@...ei.org>,
	David Miller <davem@...emloft.net>
Subject: Re: [PATCH] NetLabel: Verify sensitivity level has a valid CIPSO mapping

On Wednesday, February 28 2007 3:01:31 pm Paul Moore wrote:
> The current CIPSO engine has a problem where it does not verify that the
> given sensitivity level has a valid CIPSO mapping when the "std" CIPSO DOI
> type is used.  The end result is that bad packets are sent on the wire
> which should have never been sent in the first place.  This patch corrects
> this problem by verifying the sensitivity level mapping similar to what is
> done with the category mapping.  This patch also changes the returned error
> code in this case to -EPERM to better match what the category mapping
> verification code returns.
>
> Signed-off-by: Paul Moore <paul.moore@...com>
> ---
>  net/ipv4/cipso_ipv4.c |    7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)

I probably should have been more clear in the original patch posting ... this 
is a bugfix patch which I believe should go into 2.6.21 (as well as 
the -stable tree, but I know they like to see it hit Linus' tree first).

-- 
paul moore
linux security @ hp
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