linux-kernel - Re: A system for rebootless kernel security updates

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Date:	Sun, 27 Apr 2008 21:51:41 +0200
From:	"Oliver Pinter" <oliver.pntr@...il.com>
To:	"Willy Tarreau" <w@....eu>
Cc:	"Pavel Machek" <pavel@....cz>,
	"Tomasz Chmielewski" <mangoo@...g.org>,
	LKML <linux-kernel@...r.kernel.org>, jbarnold@....edu,
	francois.cami@...e.fr, "Andi Kleen" <andi@...stfloor.org>,
	mail@...thworm.de
Subject: Re: A system for rebootless kernel security updates

and if i good know, the macos make too the kernel updates

On 4/27/08, Willy Tarreau <w@....eu> wrote:
> On Sun, Apr 27, 2008 at 12:17:00PM +0200, Pavel Machek wrote:
> > On Thu 2008-04-24 16:26:44, Tomasz Chmielewski wrote:
> > > Jeff Arnold wrote:
> > >
> > > >I've put together an automatic system for applying
> > > >kernel security patches to the Linux kernel without
> > > >rebooting it, and I wanted to share this system with
> > > >the community in case others find it useful or
> > > >interesting.
> > >
> > > Hmm, the idea seem to be patented by Microsoft, i.e.
> > > this patent from December 2002:
> > >
> > > http://www.google.com/patents?id=cVyWAAAAEBAJ&dq=hotpatching
> > >
> > > (and other patents by Microsoft if you search for
> > > "hotpatching").
> >
> > ...so US will not be able to fix security holes without reboot, good.
> > Perhaps they fix their stupid laws after next worm outbreak...
>
> Sounds like a bullshit patent. I remember having loaded a lot of NLM
> patches under netware 4.0 in 96-97 without ever rebooting. I think
> that the patches only redefined the faulty symbol(s) they wanted to
> patch. That was pretty convenient because when in doubt, you could
> simply unload the modules and get back to previous situation.
>
> > 							Pavel
>
> Willy
>
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-- 
Thanks,
Oliver
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