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Versión Completa : [KERNEL]hueco encontrado en la version 2.6


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mAoS
octubre 28, 2004, 11:09
han encontrado hueco en el ultimo kernel :'(

Hole in Linux kernel
by Derek Sooman on Thu 28 Oct 2004, 01:31 PM
Leading Linux distributor Suse has uncovered a security hole in the linux 2.6 kernel. It is claimed that this vulnerability can be used to shut down a system running 2.6-based software remotely. Bad news, indeed.

The 2.6 kernel was introduced last year, and represents a lot of what is state of the art about Linux. It is loaded with new features, but in terms of development life, its pretty immature. There remains quite a lot of work to be done, and many companies such as Red Hat view the more established 2.4 kernel as more viable for production work, and have back ported many 2.6 bits and bobs for 2.4

This new found problem in 2.6 is to do with the way the kernel handles iptables firewall logging. It only affects systems which use iptables-based firewalls. This includes SUSEfirewall2, which is why the company was so keen to highlight the problems. Apparently, an attacker could use a malformed packet to shut down the system. The potential exploit is rated as being pretty serious.

No word as yet on a new release of 2.6 which will fix the problem, but I can only assume that one is coming - the penguin heads won't tolerate this for long! :'(

Para mas informacion ACA (http://www.techspot.com/story16189.html)

kemark
octubre 29, 2004, 09:14
y esto de donde salio? yo porqueno veo nada en bugtraq, ni en paginas de seguridad, porque en los articulos no se hace referencia a la fuente?