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From: Manfred Spraul <manfred@colorfullife.com>
To: Rusty Trivial Russell <rusty@rustcorp.com.au>,
	linux-kernel@vger.kernel.org
Subject: Re: [TRIVIAL] Warn users about machines with non-working WP bit
Date: Tue, 06 Aug 2002 11:17:33 +0200	[thread overview]
Message-ID: <3D4F942D.7020100@colorfullife.com> (raw)

> -		printk("No.\n");
> +		printk("No (that's security hole).\n");
>  #ifdef CONFIG_X86_WP_WORKS_OK

Could you explain the hole?
WP works for user space apps, only ring0 (or ring 0-2?) code ignores the WP bit on i386.

--
	Manfred



             reply	other threads:[~2002-08-06  9:15 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-08-06  9:17 Manfred Spraul [this message]
2002-08-06  9:28 ` [TRIVIAL] Warn users about machines with non-working WP bit David S. Miller
2002-08-06  9:42   ` Manfred Spraul
2001-08-20 20:03     ` Pavel Machek
2002-08-06 14:03   ` Kasper Dupont
2002-08-06 13:56     ` David S. Miller
2002-08-06 14:16       ` Kasper Dupont
2002-08-06 14:05         ` David S. Miller
2002-08-06 14:27           ` Kasper Dupont
2002-08-06 14:36             ` Manfred Spraul
2001-08-20 20:06               ` Pavel Machek
2002-08-19 22:04                 ` Alan Cox
2002-08-06 15:11               ` Kasper Dupont
2002-08-06 16:38               ` Willy Tarreau
2002-08-06 16:45               ` Zwane Mwaikambo
  -- strict thread matches above, loose matches on Subject: below --
2002-08-06  3:49 Rusty Trivial Russell

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