netdev - Re: [PATCH net] netfilter: nftables: Do not run chains in the wrong network namespace

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Message-ID: <20150619172128.GA4607@salvia>
Date:	Fri, 19 Jun 2015 19:21:28 +0200
From:	Pablo Neira Ayuso <pablo@...filter.org>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	netfilter-devel@...r.kernel.org, Patrick McHardy <kaber@...sh.net>
Subject: Re: [PATCH net] netfilter: nftables: Do not run chains in the wrong
 network namespace

On Fri, Jun 19, 2015 at 10:41:21AM -0500, Eric W. Biederman wrote:
> 
> Currenlty nf_tables chains added in one network namespace are being
> run in all network namespace.  The issues are myriad with the simplest
> being an unprivileged user can cause any network packets to be dropped.
> 
> Address this by simply not running nf_tables chains in the wrong
> network namespace.
> 
> Cc: stable@...r.kernel.org
> Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>

Acked-by: Pablo Neira Ayuso <pablo@...filter.org>

@David: Patrick sent a similar patch to address this, if you can get
this into the net tree, I'll make sure this propagates to -stable.
Thanks.
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