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From: "H. Peter Anvin" <hpa@zytor.com>
To: Vasiliy Kulikov <segoon@openwall.com>
Cc: Eric Paris <eparis@parisplace.org>,
	kernel-hardening@lists.openwall.com, Valdis.Kletnieks@vt.edu,
	linux-kernel@vger.kernel.org,
	Alexey Dobriyan <adobriyan@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-security-module@vger.kernel.org,
	Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [kernel-hardening] Re: [PATCH] proc: restrict access to /proc/interrupts
Date: Mon, 07 Nov 2011 12:47:59 -0800	[thread overview]
Message-ID: <4EB843FF.5080201@zytor.com> (raw)
In-Reply-To: <20111107201120.GA5775@albatros>

On 11/07/2011 12:11 PM, Vasiliy Kulikov wrote:
> 
> My statement was about static files - /proc/{interrupts,meminfo,stat,cpuinfo}.
> They don't change during the system life.  /proc/$PID/* files are indeed
> dymanic and the first link in my quoted email was about addition of such
> mount options.
> 

You didn't really get my point.  There are global nodes which are
dynamic, and more importantly the *set* changes across the system life.
 A global policy option is a lot easier to deal with for the vast
majority of users who don't need fine grain control.

	-hpa


  reply	other threads:[~2011-11-07 20:48 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-07 17:45 [PATCH] proc: restrict access to /proc/interrupts Vasiliy Kulikov
2011-11-07 18:06 ` Valdis.Kletnieks
2011-11-07 19:01   ` Vasiliy Kulikov
2011-11-07 19:18     ` H. Peter Anvin
2011-11-07 19:29       ` [kernel-hardening] " Vasiliy Kulikov
2011-11-07 19:48         ` Eric Paris
2011-11-07 19:50           ` H. Peter Anvin
2011-11-07 20:11             ` Vasiliy Kulikov
2011-11-07 20:47               ` H. Peter Anvin [this message]
2011-11-07 21:23                 ` Linus Torvalds
2011-11-07 21:35                   ` H. Peter Anvin
2011-11-07 23:07                     ` Linus Torvalds
2011-11-07 23:21                       ` Alan Cox
2011-11-07 23:27                         ` Greg KH
2011-11-07 23:40                           ` Theodore Tso
2011-11-07 23:45                             ` Alan Cox
2011-11-07 23:45                             ` Greg KH
2011-11-08 20:07                               ` Ted Ts'o
2011-11-09 16:14                                 ` Greg KH
2011-11-08  9:11                           ` Vasiliy Kulikov
2011-11-08 13:23                             ` Alan Cox
2011-11-08 17:41                               ` Vasiliy Kulikov
2011-11-08 17:06                   ` John Stoffel
2011-11-07 19:54           ` Vasiliy Kulikov
2011-11-07 20:10       ` Valdis.Kletnieks
2011-11-07 20:19         ` Vasiliy Kulikov

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