Messages in this thread |  | | Date | Fri, 5 Sep 2008 09:05:59 -0700 | | From | Arjan van de Ven <> | | Subject | Re: [patch] Add basic sanity checks to the syscall execution patch |
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On Fri, 05 Sep 2008 11:43:31 +0200 pageexec@freemail.hu wrote:
> consider how your whole patch is based on one big self-contradiction. > you already assume that the attacker *can* modify arbitrary kernel > memory (even the otherwise *read-only* syscall table at that), but at > the very same time you're saying he *can't* use the same powers to > patch out your 'protection' or do many other things to evade it. as > it is, it's cargo cult security at its best, reminding one on the > Vista kernel's similar 'protection' mechanism for the service > descriptor tables...
so I'm not going to say that the patch is important or good; it's the result of ben mentioning the idea on irc and me thinking "sure lets see what it would take and cost". Nothing more than that
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