netdev - Re: [PATCH v2] net/unix: don't show information about sockets from other namespaces

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Message-Id: <20171026.100648.1957689192376657185.davem@davemloft.net>
Date:   Thu, 26 Oct 2017 10:06:48 +0900 (KST)
From:   David Miller <davem@...emloft.net>
To:     avagin@...nvz.org
Cc:     eric.dumazet@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH v2] net/unix: don't show information about sockets from
 other namespaces

From: Andrei Vagin <avagin@...nvz.org>
Date: Wed, 25 Oct 2017 10:16:42 -0700

> socket_diag shows information only about sockets from a namespace where
> a diag socket lives.
> 
> But if we request information about one unix socket, the kernel don't
> check that its netns is matched with a diag socket namespace, so any
> user can get information about any unix socket in a system. This looks
> like a bug.
> 
> v2: add a Fixes tag
> 
> Fixes: 51d7cccf0723 ("net: make sock diag per-namespace")
> Signed-off-by: Andrei Vagin <avagin@...nvz.org>

Applied and queued up for -stable, thanks!