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Ubuntu Security Notice USN-3110-1
October 25, 2016

quagga vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 16.10
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS

Summary:

Quagga could be made to crash if it received specially crafted network
traffic.

Software Description:
– quagga: BGP/OSPF/RIP routing daemon

Details:

David Lamparter discovered that Quagga incorrectly handled certain IPv6
router advertisements. A remote attacker could possibly use this issue to
cause Quagga to crash, resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.10:
quagga 1.0.20160315-2ubuntu0.1

Ubuntu 16.04 LTS:
quagga 0.99.24.1-2ubuntu1.2

Ubuntu 14.04 LTS:
quagga 0.99.22.4-3ubuntu1.3

Ubuntu 12.04 LTS:
quagga 0.99.20.1-0ubuntu0.12.04.6

After a standard system update you need to restart Quagga to make all the
necessary changes.

References:
http://www.ubuntu.com/usn/usn-3110-1
CVE-2016-1245

Package Information:
https://launchpad.net/ubuntu/+source/quagga/1.0.20160315-2ubuntu0.1
https://launchpad.net/ubuntu/+source/quagga/0.99.24.1-2ubuntu1.2
https://launchpad.net/ubuntu/+source/quagga/0.99.22.4-3ubuntu1.3
https://launchpad.net/ubuntu/+source/quagga/0.99.20.1-0ubuntu0.12.04.6

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