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From: "Serge E. Hallyn" <serue@us.ibm.com>
To: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Cc: linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Add in_execve flag into task_struct.
Date: Tue, 6 Jan 2009 09:58:29 -0600	[thread overview]
Message-ID: <20090106155829.GA9773@us.ibm.com> (raw)
In-Reply-To: <200901060514.n065E462074929@www262.sakura.ne.jp>

Quoting Tetsuo Handa (penguin-kernel@i-love.sakura.ne.jp):
> Serge,
> 
> James is now reviewing TOMOYO Linux patch and he is caring about
> your comment below.
> 
> Serge E. Hallyn wrote:
> > I don't like the 'in_exec' bit in the task_struct, but adding LSM hooks
> > to let just TOMOYO mark whether you're in exec seems even uglier.
> 
> Let me (once again) ask your comment on 'in_exec' approach
> originally suggested by David Howells ( http://lkml.org/lkml/2008/10/2/127 ).

I still don't like it.  Now I gather the reason for this is that you
want to allow a less trusted domain to execute a file (in a new domain)
without giving it the right to read it?  I'd be interested in hearing
whether others think that's a worthy goal.

-serge

  reply	other threads:[~2009-01-06 16:16 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-06  5:14 [PATCH] Add in_execve flag into task_struct Tetsuo Handa
2009-01-06 15:58 ` Serge E. Hallyn [this message]
2009-01-06 17:09   ` Shaya Potter
2009-01-06 18:45     ` Stephen Smalley
2009-01-07  6:34       ` Tetsuo Handa
2009-01-07 19:06         ` Serge E. Hallyn
2009-01-08  6:17           ` Tetsuo Handa
2009-02-05 13:40           ` David Howells
2009-02-12  4:08             ` James Morris

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