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Date:      Thu, 4 Dec 1997 22:37:18 -0500
From:      Matthew Hunt <mph@pobox.com>
To:        Travis Mikalson <bofh@terranova.net>
Cc:        freebsd-security@FreeBSD.ORG
Subject:   Re: F00F fix announced
Message-ID:  <19971204223718.35531@mph124.rh.psu.edu>
In-Reply-To: <348763C1.3E4C@terranova.net>; from Travis Mikalson on Thu, Dec 04, 1997 at 09:15:29PM -0500
References:  <348763C1.3E4C@terranova.net>

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On Thu, Dec 04, 1997 at 09:15:29PM -0500, Travis Mikalson wrote:

> There is also a Cyrix 6x86{L,MX} variation of this bug (and consequently
> an exploit) and I'm wondering if it's been fixed, recognized or is being
> worked on.

Well, it's an unrelated bug, not a variation.  But that's a nit.

Add to your kernel config:

options         CPU_CYRIX_NO_LOCK

Make sure /usr/src/sys/i386/i386/initcpu.c is of version
1.5.2.5 (2.2-STABLE) or 1.10 (3.0-CURRENT) or later.  The option
was broken until that version.

-- 
Matthew Hunt <mph@pobox.com> * Think locally, act globally.
http://mph124.rh.psu.edu/~hunt/pgp.key for PGP public key 0x67203349.



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