From: Benjamin LaHaise <bcrl@kvack.org>
To: "Serge E. Hallyn" <serue@us.ibm.com>
Cc: "Serge E. Hallyn" <sergeh@us.ibm.com>,
Alan Cox <alan@lxorguk.ukuu.org.uk>,
kjhall@us.ibm.com, linux-kernel <linux-kernel@vger.kernel.org>,
LSM ML <linux-security-module@vger.kernel.org>,
David Safford <safford@us.ibm.com>, Mimi Zohar <zohar@us.ibm.com>
Subject: Re: [PATCH 3/7] SLIM main patch
Date: Thu, 24 Aug 2006 10:00:43 -0400 [thread overview]
Message-ID: <20060824140043.GL28594@kvack.org> (raw)
In-Reply-To: <20060824135803.GA32764@sergelap.austin.ibm.com>
On Thu, Aug 24, 2006 at 08:58:03AM -0500, Serge E. Hallyn wrote:
> Still not certain this is needed. If you were able to write data to a
> pipe, then even though data may be in the buffer, the other end
> shouldn't be able to read it if it's own level were changed.
Then what is the benefit of the supposed revoke if it can be trivially
bypassed? Security has not been improved. It is better not to provide
a supposed feature than to offer it up so riddled with holes as to make
it pointless.
-ben
--
"Time is of no importance, Mr. President, only life is important."
Don't Email: <dont@kvack.org>.
next prev parent reply other threads:[~2006-08-24 14:01 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-23 19:05 [PATCH 3/7] SLIM main patch Kylene Jo Hall
2006-08-23 19:27 ` Benjamin LaHaise
2006-08-23 20:35 ` Kylene Jo Hall
2006-08-23 20:41 ` Benjamin LaHaise
2006-08-23 22:20 ` Kylene Jo Hall
2006-08-24 8:31 ` Arjan van de Ven
2006-08-24 11:26 ` Alan Cox
2006-08-24 13:32 ` Serge E. Hallyn
2006-08-24 13:37 ` Benjamin LaHaise
2006-08-24 13:58 ` Serge E. Hallyn
2006-08-24 14:00 ` Benjamin LaHaise [this message]
2006-08-24 14:16 ` Serge E. Hallyn
2006-08-24 14:15 ` Alan Cox
2006-08-24 15:23 ` Serge E. Hallyn
2006-08-24 17:05 ` Alan Cox
2006-08-24 17:34 ` David Safford
2006-08-24 19:16 ` Serge E. Hallyn
2006-08-24 20:21 ` David Safford
2006-08-24 20:41 ` Mimi Zohar
2006-08-24 22:13 ` Alan Cox
-- strict thread matches above, loose matches on Subject: below --
2006-09-12 17:57 Kylene Jo Hall
2006-09-14 23:52 ` Andrew Morton
2006-09-15 16:57 ` Kylene Jo Hall
2006-09-26 18:44 ` Stephen Smalley
2006-10-19 20:48 ` Kylene Jo Hall
2006-10-20 15:32 ` Stephen Smalley
2006-10-20 17:58 ` Stephen Smalley
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