From owner-freebsd-security  Tue May 22 19:33:29 2001
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Date: Tue, 22 May 2001 19:34:27 -0700
From: Robert Clark <res03db2@gte.net>
To: Olivier Nicole <on@cs.ait.ac.th>
Cc: veldy@veldy.net, glassfish@frogbox.dyndns.org,
	freebsd-security@FreeBSD.ORG
Subject: Re: Qmail + FreeBSD 4.3
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References: <GLECJJEOFFBMALIKCDHIAEHKCAAA.glassfish@glassfish.net> <019b01c0e2fe$eb384d40$3028680a@tgt.com> <200105230058.HAA13422@banyan.cs.ait.ac.th>
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In-Reply-To: <200105230058.HAA13422@banyan.cs.ait.ac.th>; from on@cs.ait.ac.th on Wed, May 23, 2001 at 07:58:31AM +0700
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Or it fails some number of years later, when you power it on.

[RC]


On Wed, May 23, 2001 at 07:58:31AM +0700, Olivier Nicole wrote:
> Hi,
> 
> As a good rule, hardware fails in the first hour after turning the
> power on for the first time, or it will fails some months/years later.
> 
> Like anything, hardware do wear off, let say your CPU fan lightly slow
> down, it means CPU heat increase. Memory and card connectors are
> submitted to vibrations, even if not perceptible to human, so the
> contacts get oxyded (sp?). Examples could be multiple, it is not just
> disk mortors that fails.
> 
> Best regards,
> 
> olivier
> 
> > Well bad hardware is less likely than its trying to overwrite memory it
> > doesn't own. If he is being attacked, and it is a buffer overflow exploit,
> > than overwriting memory it doesn't own is more likely than it being
> > repeatidly hardware, especially after his system has been working fine all
> > this time.
> 
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