1. Ubuntu Security Notices
  2. USN-6432-1

USN-6432-1: Quagga vulnerabilities

Publication date

17 October 2023

Overview

Several security issues were fixed in Quagga.

Releases

Packages

  • quagga - BGP/OSPF/RIP routing daemon

Details

It was discovered that the Quagga BGP daemon did not properly check the
attribute length in NRLI. A remote attacker could possibly use this issue
to cause a denial of service. (CVE-2023-41358)

It was discovered that the Quagga BGP daemon did not properly manage memory
when reading initial bytes of ORF header. A remote attacker could possibly
use this issue to cause a denial of service. (CVE-2023-41360)

It was discovered that the Quagga BGP daemon did not properly check the
attribute length in NRLI. A remote attacker could possibly use this issue
to cause a denial of service. (CVE-2023-41358)

It was discovered that the Quagga BGP daemon did not properly manage memory
when reading initial bytes of ORF header. A remote attacker could possibly
use this issue to cause a denial of service. (CVE-2023-41360)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
20.04 focal quagga –  1.2.4-4ubuntu0.1
18.04 bionic quagga –  1.2.4-1ubuntu0.1~esm1  
16.04 xenial quagga –  0.99.24.1-2ubuntu1.4+esm1  

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›