[USN-6482-1] Quagga vulnerabilities

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-6482-1
November 15, 2023

quagga vulnerabilities
==========================================================================

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

- Ubuntu 20.04 LTS

Summary:

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

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

Details:

It was discovered that Quagga incorrectly handled certain BGP messages. 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 20.04 LTS:
   quagga                          1.2.4-4ubuntu0.4
   quagga-bgpd                     1.2.4-4ubuntu0.4

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-6482-1
   CVE-2022-37032, CVE-2023-46753

Package Information:
   https://launchpad.net/ubuntu/+source/quagga/1.2.4-4ubuntu0.4

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