Ubuntu 6431-3: iperf3 vulnerability
Summary
A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS (Available with Ubuntu Pro) Summary: iperf3 could be made to to stop responding if it received specially crafted network traffic. Software Description: - iperf3: Internet Protocol bandwidth measuring tool Details: USN-6431-1 fixed a vulnerability in iperf3. This update provides the corresponding update for Ubuntu 22.04 LTS. Original advisory details: Jorge Sancho Larraz discovered that iperf3 did not properly manage certain inputs, which could cause the server process to stop responding, waiting for input on the control connection. A remote attacker could possibly use this issue to cause a denial of service. (LP: #2038654)
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS (Available with Ubuntu Pro): iperf3 3.9-1+deb11u1ubuntu0.1~esm1 libiperf0 3.9-1+deb11u1ubuntu0.1~esm1 In general, a standard system update will make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-6431-3
https://ubuntu.com/security/notices/USN-6431-1
https://launchpad.net/bugs/2038654
![Dist Ubuntu](/images/distros/dist-ubuntu.png)
Package Information