Messages in this thread | | | Date | Thu, 7 Sep 2006 08:39:47 -0700 | From | Greg KH <> | Subject | Re: [stable] [patch 29/37] dvb-core: Proper handling ULE SNDU length of 0 |
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On Thu, Sep 07, 2006 at 02:57:56PM +0200, Marcel Holtmann wrote: > Hi Greg, > > > ULE (Unidirectional Lightweight Encapsulation RFC 4326) decapsulation > > code has a bug that allows an attacker to send a malformed ULE packet > > with SNDU length of 0 and bring down the receiving machine. This patch > > fix the bug and has been tested on version 2.6.17.11. This bug is 100% > > reproducible and the modified source code (GPL) used to produce this bug > > will be posted on http://nrg.cs.usm.my/downloads.htm shortly. The > > kernel will produce a dump during CRC32 checking on faulty ULE packet. > > the upstream code changed for 2.6.18. It has a different way of > addressing this issue, but it also changes a lot of other stuff in the > whole code. However it might be worth looking at it, because the > upstream code might be still vulnerable.
So we should not take this patch for 2.6.17.y? Do you have a different patch we should use instead?
thanks,
greg k-h - 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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