Quagga Updates for Ubuntu Linux
Posted on: 02/16/2018 07:47 AM

Updated quagga packages has been released for Ubuntu Linux 14.04 LTS, 16.04 LTS, and 17.10

Quagga Updates for Ubuntu Linux


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Ubuntu Security Notice USN-3573-1
February 16, 2018

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

- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Quagga.

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

Details:

It was discovered that a double-free vulnerability existed in the
Quagga BGP daemon when processing certain forms of UPDATE message.
A remote attacker could use this to cause a denial of service or
possibly execute arbitrary code. (CVE-2018-5379)

It was discovered that the Quagga BGP daemon did not properly bounds
check the data sent with a NOTIFY to a peer. An attacker could use this
to expose sensitive information or possibly cause a denial of service.
This issue only affected Ubuntu 17.10. (CVE-2018-5378)

It was discovered that a table overrun vulnerability existed in the
Quagga BGP daemon. An attacker in control of a configured peer could
use this to possibly expose sensitive information or possibly cause
a denial of service. (CVE-2018-5380)

It was discovered that the Quagga BGP daemon in some configurations
did not properly handle invalid OPEN messages. An attacker in control
of a configured peer could use this to cause a denial of service
(infinite loop). (CVE-2018-5381)

Update instructions:

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

Ubuntu 17.10:
quagga 1.1.1-3ubuntu0.2
quagga-bgpd 1.1.1-3ubuntu0.2

Ubuntu 16.04 LTS:
quagga 0.99.24.1-2ubuntu1.4

Ubuntu 14.04 LTS:
quagga 0.99.22.4-3ubuntu1.5

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

References:
https://www.ubuntu.com/usn/usn-3573-1
CVE-2018-5378, CVE-2018-5379, CVE-2018-5380, CVE-2018-5381

Package Information:
https://launchpad.net/ubuntu/+source/quagga/1.1.1-3ubuntu0.2
https://launchpad.net/ubuntu/+source/quagga/0.99.24.1-2ubuntu1.4
https://launchpad.net/ubuntu/+source/quagga/0.99.22.4-3ubuntu1.5




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