netdev - Re: [PATCH] netlabel: improve domain mapping validation

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Message-Id: <20130519.145039.1580470275401987257.davem@davemloft.net>
Date:	Sun, 19 May 2013 14:50:39 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	pmoore@...hat.com
Cc:	netdev@...r.kernel.org, linux-security-module@...r.kernel.org,
	vlad.halilov@...il.com, selinux@...ho.nsa.gov
Subject: Re: [PATCH] netlabel: improve domain mapping validation

From: Paul Moore <pmoore@...hat.com>
Date: Fri, 17 May 2013 15:08:50 -0400

> The net/netlabel/netlabel_domainhash.c:netlbl_domhsh_add() function
> does not properly validate new domain hash entries resulting in
> potential problems when an administrator attempts to add an invalid
> entry.  One such problem, as reported by Vlad Halilov, is a kernel
> BUG (found in netlabel_domainhash.c:netlbl_domhsh_audit_add()) when
> adding an IPv6 outbound mapping with a CIPSO configuration.
> 
> This patch corrects this problem by adding the necessary validation
> code to netlbl_domhsh_add() via the newly created
> netlbl_domhsh_validate() function.
> 
> Ideally this patch should also be pushed to the currently active
> -stable trees.
> 
> Reported-by: Vlad Halilov <vlad.halilov@...il.com>
> Signed-off-by: Paul Moore <pmoore@...hat.com>

Applied and queued up for -stable, thanks.
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