netdev - Re: [PATCH v7 0/4] Support administratively closing application sockets

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Message-ID: <5671C1A3.30207@mojatatu.com>
Date:	Wed, 16 Dec 2015 14:55:15 -0500
From:	Jamal Hadi Salim <jhs@...atatu.com>
To:	Eric Dumazet <eric.dumazet@...il.com>,
	Stephen Hemminger <stephen@...workplumber.org>
Cc:	Lorenzo Colitti <lorenzo@...gle.com>, netdev@...r.kernel.org,
	davem@...emloft.net, hannes@...essinduktion.org, ek@...gle.com,
	tom@...bertland.com, zenczykowski@...il.com
Subject: Re: [PATCH v7 0/4] Support administratively closing application
 sockets

On 15-12-16 10:50 AM, Eric Dumazet wrote:
> On Wed, 2015-12-16 at 07:43 -0800, Stephen Hemminger wrote:
>
>>
>> I see no security checks in the diag infrastructure.
>> Up until now diag has been read-only access and therefore has been
>> allowed for all users.
>
> It is still allowed to all users.
>
> Only the 'destroy' operation is restricted.

The question i had was the opposite when i saw this: why are
regular users allowed to read admin (and any other users) details?;->
On this specific feature: why, as a regular user, I cant close
connections attributed to me (and have to use CAP_NET_ADMIN)?

cheers,
jamal

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