Re: [PATCH 0/4] USB over IP Secuurity fixes

From: Shuah Khan
Date: Fri Dec 08 2017 - 11:41:40 EST


On 12/08/2017 09:33 AM, Greg KH wrote:
> On Fri, Dec 08, 2017 at 08:44:58AM -0700, Shuah Khan wrote:
>> Hi Jakub,
>>
>> On 12/08/2017 08:14 AM, Secunia Research wrote:
>>> Hi Shuah,
>>>
>>> Thanks a lot for the quick fixes.
>>
>> Thanks for finding them and doing all the leg work in
>> pin pointing the issues.
>>
>>>
>>> Please, use this email address: vuln@xxxxxxxxxxx
>>>
>>> We have assigned the following CVEs to the issues:
>>> CVE-2017-16911 usbip: prevent vhci_hcd driver from leaking a socket pointer
>>> address
>>> CVE-2017-16912 usbip: fix stub_rx: get_pipe() to validate endpoint number
>>> CVE-2017-16913 usbip: fix stub_rx: harden CMD_SUBMIT path to handle
>>> malicious input
>>> CVE-2017-16914 usbip: fix stub_send_ret_submit() vulnerability to null
>>> transfer_buffer
>>>
>>> Please, let me know if we should proceed with a coordinated disclosure. I'm
>>> not quite sure how many distros / downstreams actually use this
>>> functionality.
>>
>> I believe so. We have to get these into mainline and propagate them into
>> stables first which could take a couple of weeks.
>>
>> I will defer to Greg KH on this to comment and weigh in.
>
> I've queued them all up and will send them to Linus in a few days.

Thanks.

>
> As for "disclosure", well, you all are talking about this on a public
> mailing list, so I think there's really not much else that needs to be
> "disclosed" :)

Yes :)

thanks,
-- Shuah