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From: Andrew Morton <akpm@osdl.org>
To: Fabian Frederick <Fabian.Frederick@skynet.be>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.6.5-mm4] sys_access race fix
Date: Tue, 13 Apr 2004 17:03:09 -0700	[thread overview]
Message-ID: <20040413170309.14b7a334.akpm@osdl.org> (raw)
In-Reply-To: <1081881778.5585.16.camel@bluerhyme.real3>

Fabian Frederick <Fabian.Frederick@skynet.be> wrote:
>
> 
>  	I'm trying to remove the race in sys_access code.
>  AFAICS, fsuid is checked in "permission" level so I pushed real fsuid
>  capture forward.

Do races in access() actually matter?  I mean, some other process could
change things a nanosecond after access() has completed and the value which
the access() caller received is wrong anyway.

Or is there some deeper problem which you are addressing here?

  parent reply	other threads:[~2004-04-14  0:03 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-13 18:43 Fabian Frederick
2004-04-13 18:50 ` Chris Wright
2004-04-13 19:12   ` Fabian Frederick
2004-04-13 23:11     ` Chris Wright
2004-04-14  0:03 ` Andrew Morton [this message]
2004-04-14  0:16   ` Chris Wright
2004-04-14  7:11   ` Jamie Lokier
2004-04-14  7:22     ` viro
2004-04-14  7:26       ` Jamie Lokier
2004-04-14  9:20 fabian.frederick

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