linux-kernel - Re: [link@...gy.org: Re: [patch 2/8] personality: fix PER_CLEAR_ON

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Date:	Sun, 19 Jul 2009 23:01:13 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Athanasius <link@...gy.org>, Julien TINNES <jt@....org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Greg KH <gregkh@...e.de>,
	Tavis Ormandy <taviso@....lonestar.org>,
	Christoph Hellwig <hch@...radead.org>,
	Kees Cook <kees@...ntu.com>, Eugene Teo <eugene@...hat.com>
Subject: Re: [link@...gy.org: Re: [patch 2/8] personality: fix
 PER_CLEAR_ON_SETID (CVE-2009-1895)]

> These days? We could probably get rid of that idiotic feature. It's simply 
> not important enough any more. Does anybody really care? At the same time, 
> over years we've grown _other_ personality flags, and some of them are 
> still relevant.

If it bugs you enough then a sysfs flag of "personality flags to honour"
is pretty trivial.

Alan
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