oss-security - [OSSA 2015-001] L3 agent denial of service with radvd 2.0+ (CVE-2014-8153)

Follow @Openwall on Twitter for new release announcements and other news

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <54AEC437.9010607@enovance.com>
Date: Thu, 08 Jan 2015 12:53:59 -0500
From: Tristan Cacqueray <tristan.cacqueray@...vance.com>
To: oss-security@...ts.openwall.com
Subject: [OSSA 2015-001] L3 agent denial of service with radvd 2.0+ (CVE-2014-8153)

=========================================================
OSSA-2015-001: L3 agent denial of service with radvd 2.0+
=========================================================

:Date: January 08, 2015
:CVE: CVE-2014-8153


Affects
~~~~~~~
- Neutron: 2014.2 version up to 2014.2.1


Description
~~~~~~~~~~~
Ihar Hrachyshka from Red Hat reported a vulnerability in Neutron. By
creating 8 routers and assigning each of them a non-provider ipv6
subnet, a malicious user may block router update processing for all
tenants, potentially resulting in a Denial of Service. Only Neutron
setups running with radvd 2.0+ are affected.


Patches
~~~~~~~
- https://review.openstack.org/141575 (Juno)
- https://review.openstack.org/138688 (Kilo)


Credits
~~~~~~~
- Ihar Hrachyshka from Red Hat (CVE-2014-8153)


References
~~~~~~~~~~
- https://launchpad.net/bugs/1399172
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-8153


Notes
~~~~~
- This fix will be included in a future 2014.2.2 release.
- The OSSA announce format for the 2015 advisories has been changed to
  RST.

--
Tristan Cacqueray
OpenStack Vulnerability Management Team


Download attachment "signature.asc" of type "application/pgp-signature" (474 bytes)

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.