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Date: Mon, 14 Mar 2016 00:16:32 -0400 (EDT)
From: cve-assign@...re.org
To: meissner@...e.de
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com
Subject: Re: CVE Request: Linux Kernel: Linux netfilter IPT_SO_SET_REPLACE memory corruption

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> https://code.google.com/p/google-security-research/issues/detail?id=758
> 
> A memory corruption vulnerability exists in the IPT_SO_SET_REPLACE
> ioctl in the netfilter code for iptables support. This ioctl is can be
> triggered by an unprivileged user on PF_INET sockets when unprivileged
> user namespaces are available (CONFIG_USER_NS=y). Android does not
> enable this option, but desktop/server distributions and Chrome OS
> will commonly enable this to allow for containers support or
> sandboxing.
> [ Correction: IPT_SO_SET_REPLACE is reached via setsockopt, not ioctl ]

> one for the issue above,
> which has been proposed to be addressed by
> http://marc.info/?l=netfilter-devel&m=145757134822741&w=2

Use CVE-2016-3134.


> one for the unsigned integer overflow on 32bit kernels
> mentioned as an aside at the end of the original report. Proposed
> fix is http://marc.info/?l=netfilter-devel&m=145757136822750&w=2

Use CVE-2016-3135.

- -- 
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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