Re: thoughts on kernel security issues

From: Chris Wright
Date: Wed Jan 12 2005 - 13:57:25 EST


* Marcelo Tosatti (marcelo.tosatti@xxxxxxxxxxxx) wrote:
> On Wed, Jan 12, 2005 at 09:48:07AM -0800, Chris Wright wrote:
> > Right now most things come in via 1) lkml, 2) maintainers, 3) vendor-sec.
> > It would be nice to have a more centralized place for all of this
> > information to help track it, make sure things don't fall through
> > the cracks, and make sure of timely fix and disclosure.
>
> I very much like the idea and I also think a "official" list of kernel security issues and
> respective fixes is very much required, since not every Linux distribution is supposed
> to have kernel developers working for them, going through the whole changelogs
> looking for security issues, which is just silly.
>
> Disclosing and bookkeeping of security issues is a job of the Linux kernel team.

Yes, I agree.

> Alan used to list down security fixes between each v2.2 release, v2.4 has never
> had such an official list (I'm trying to write CAN numbers on the changelogs lately),
> neither v2.6. Its not a practical thing for Linus/Andrew to do, its a lot of
> work.
>
> It would be interesting to have all developers to know about such initiative
> and have them send their security fixes to be logged and disclosed - its obviously
> impossible for you to read all changes in the kernel. And have Linus/Andrew
> advocate in favour of it.
>
> IMO such initiative needs to be known by all contributors for
> it to be effective.

Indeed, it would be most effective as a collective effort. Of course,
we'll never make 100%, but we could do better than now.

> > In addition, I think it's worth considering keeping the current stable
> > kernel version moving forward (point releases ala 2.6.x.y) for critical
> > (mostly security) bugs. If nothing else, I can provide a subset of -ac
> > patches that are only that.
>
> Yes, -ac has been playing that role. It is general consensus that
> such point releases are required.
>
> Linus doesnt do it because it is too much extra work him (and he is focused
> on other things), glad you have stepped up.
>
> > I volunteer to help with _all_ of the above. It's what I'm here for.
> > Use me, abuse me ;-)
>
> You've been doing a lot of security work/auditing in the kernel for a long time,
> which fits the job position nicely.
>
> I'm willing to help.

Great, thanks!
-chris
--
Linux Security Modules http://lsm.immunix.org http://lsm.bkbits.net
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