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From: Vasiliy Kulikov <segoon@openwall.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-kernel@vger.kernel.org,
	kernel-hardening@lists.openwall.com,
	Andrew Morton <akpm@linux-foundation.org>,
	Greg Kroah-Hartman <gregkh@suse.de>,
	"David S. Miller" <davem@davemloft.net>
Subject: Re: [RFC 0/5 v4] procfs: introduce hidepid=, hidenet=, gid= mount options
Date: Thu, 16 Jun 2011 17:33:59 +0400	[thread overview]
Message-ID: <20110616133359.GA12564@albatros> (raw)
In-Reply-To: <201106161340.16117.arnd@arndb.de>

Arnd,

On Thu, Jun 16, 2011 at 13:40 +0200, Arnd Bergmann wrote:
> E.g. if all the sensitive information
> you are hiding in procfs is still available through netlink, your patch
> is pointless.

Ah, I've complitely missed this piece of a puzzle! :( With procfs, proc
connector and taskstats (probably, something else) should be restricted
too.

Thank you very much for this notice!

-- 
Vasiliy Kulikov
http://www.openwall.com - bringing security into open computing environments

WARNING: multiple messages have this Message-ID (diff)
From: Vasiliy Kulikov <segoon@openwall.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-kernel@vger.kernel.org,
	kernel-hardening@lists.openwall.com,
	Andrew Morton <akpm@linux-foundation.org>,
	Greg Kroah-Hartman <gregkh@suse.de>,
	"David S. Miller" <davem@davemloft.net>
Subject: [kernel-hardening] Re: [RFC 0/5 v4] procfs: introduce hidepid=, hidenet=, gid= mount options
Date: Thu, 16 Jun 2011 17:33:59 +0400	[thread overview]
Message-ID: <20110616133359.GA12564@albatros> (raw)
In-Reply-To: <201106161340.16117.arnd@arndb.de>

Arnd,

On Thu, Jun 16, 2011 at 13:40 +0200, Arnd Bergmann wrote:
> E.g. if all the sensitive information
> you are hiding in procfs is still available through netlink, your patch
> is pointless.

Ah, I've complitely missed this piece of a puzzle! :( With procfs, proc
connector and taskstats (probably, something else) should be restricted
too.

Thank you very much for this notice!

-- 
Vasiliy Kulikov
http://www.openwall.com - bringing security into open computing environments

  reply	other threads:[~2011-06-16 13:34 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-15 18:51 [RFC 0/5 v4] procfs: introduce hidepid=, hidenet=, gid= mount options Vasiliy Kulikov
2011-06-15 18:51 ` [kernel-hardening] " Vasiliy Kulikov
2011-06-16  8:50 ` Arnd Bergmann
2011-06-16  8:50   ` [kernel-hardening] " Arnd Bergmann
2011-06-16  8:58   ` Vasiliy Kulikov
2011-06-16  8:58     ` [kernel-hardening] " Vasiliy Kulikov
2011-06-16 11:40     ` Arnd Bergmann
2011-06-16 11:40       ` [kernel-hardening] " Arnd Bergmann
2011-06-16 13:33       ` Vasiliy Kulikov [this message]
2011-06-16 13:33         ` Vasiliy Kulikov
2011-10-30 17:09       ` richard -rw- weinberger
2011-10-30 17:09         ` [kernel-hardening] " richard -rw- weinberger
2011-06-21 22:31 ` Andrew Morton
2011-06-21 22:31   ` [kernel-hardening] " Andrew Morton
2011-06-22  6:45   ` Vasiliy Kulikov
2011-06-22  6:45     ` [kernel-hardening] " Vasiliy Kulikov
2011-06-22 10:17     ` Vasiliy Kulikov
2011-06-22 10:17       ` [kernel-hardening] " Vasiliy Kulikov
2011-06-29 19:16     ` Vasiliy Kulikov
2011-06-29 19:16       ` [kernel-hardening] " Vasiliy Kulikov
2011-07-06 11:25       ` Alexey Dobriyan
2011-07-06 11:25         ` [kernel-hardening] " Alexey Dobriyan

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