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Date: Thu, 1 Dec 2016 14:15:46 -0500
From: <cve-assign@...re.org>
To: <andreyknvl@...gle.com>
CC: <cve-assign@...re.org>, <oss-security@...ts.openwall.com>,
	<dvyukov@...gle.com>, <kcc@...gle.com>
Subject: Re: CVE Request: Linux: net: out-of-bounds due do a signedness issue when defragging ipv6

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> A fix was sent upstream:
> https://www.spinics.net/lists/netdev/msg407525.html
> 
> More details here:
> https://groups.google.com/forum/#!topic/syzkaller/GFbGpX7nTEo

>> Problem is that all network headers before fragment header are pulled.
>> Normal ipv6 reassembly will drop the skb when errors occur further down
>> the line.
>> 
>> netfilter doesn't do this

Use CVE-2016-9755.

The scope of this CVE does not include the GFbGpX7nTEo discussion of

  https://groups.google.com/forum/#!original/syzkaller/GFbGpX7nTEo/XIKCs1NwAwAJ

  "A quick grep shows that the same issue can potentially happen in
  multiple places across the kernel"

- -- 
CVE Assignment Team
M/S M300, 202 Burlington Road, Bedford, MA 01730 USA
[ A PGP key is available for encrypted communications at
  http://cve.mitre.org/cve/request_id.html ]
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