Messages in this thread | | | Date | Thu, 12 Oct 2006 16:25:57 -0400 | From | "Günther Starnberger" <> | Subject | Re: Userspace process may be able to DoS kernel |
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On 10/12/06, Joerg Platte <lists@naasa.net> wrote:
> Not that easy, since it takes a few hours to be able to trigger the bug. I > tried to record the system calls with strace but without success. Skype did > not cause any lockups and then crashes... Maybe the timing is too different > with strace.
According to [1] there are several anti-debugging techniques used in Skype. I.e. if it notices some sort of debugger it will crash (on purpose).
bye, /gst
[1] www.blackhat.com/presentations/bh-europe-06/bh-eu-06-biondi/bh-eu-06-biondi-up.pdf - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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