N/A - USN-3110-1

Executive Summary

Summary
Title	Quagga vulnerability

Informations
Name	USN-3110-1	First vendor Publication	2016-10-25
Vendor	Ubuntu	Last vendor Modification	2016-10-25
Severity (Vendor)	N/A	Revision	N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score	NA
Base Score	NA	Environmental Score	NA
impact SubScore	NA	Temporal Score	NA
Exploitabality Sub Score	NA

Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score	N/A	Attack Range	N/A
Cvss Impact Score	N/A	Attack Complexity	N/A
Cvss Expoit Score	N/A	Authentication	N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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