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

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From: ebiederm@xxxxxxxxxxxx (Eric W. Biederman)
Date: Fri, 19 Jun 2015 10:41:21 -0500

> 
> 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@xxxxxxxxxxxxxxx
> Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>

Applied.
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