Re: Local DoS attack on i386 (was: new kernel bug)

Manuel Arostegui Ramirez
2004-06-14T14:09:10Z

El Lunes 14 Junio 2004 15:58, Gianni Tedesco escribió:
> On Sat, 2004-06-12 at 11:59 +0200, Manuel Arostegui Ramirez wrote:
> > Somebody know a patch to solved this new bug?
> > http://reviewed.homelinux.org/news/2004-06-11_kernel_crash/index.html.en
> > Affected versions:
> > * Linux 2.6.x
> > o Linux 2.6.7-rc2
> > o Linux 2.6.6 (all versions)
> > o Linux 2.6.6 SMP (verified by riven)
> > o Linux 2.6.5-gentoo (verified by RatiX)
> > o Linux 2.6.5-mm6 - (verified by Mariux)
> > * Linux 2.4.2x
> > o Linux 2.4.26 vanilla
> > o Linux 2.4.26-rc1 vanilla
> > o Linux 2.4.26-gentoo-r1
> > o Linux 2.4.22
>
> Seems to be a scheduler race or something?

The timer and fpu stuff locks the console race, io-schedules also stops.
This seems serious.
Look at the original thread, it's called:
"timer + fpu stuff locks my console race"
Here you are:
http://marc.theaimsgroup.com/?l=linux-kernel&m=108704334308688&w=2

Cheers

--
Manuel Arostegui Ramirez #Linux Registered User 200896