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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