USN-6431-3

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Source
https://ubuntu.com/security/notices/USN-6431-3
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6431-3.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-6431-3
Related
Published
2023-10-16T15:52:56.129104Z
Modified
2025-10-13T04:36:39Z
Summary
iperf3 vulnerability
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)

References

Affected packages

Ubuntu:Pro:22.04:LTS / iperf3

Package

Name
iperf3
Purl
pkg:deb/ubuntu/iperf3@3.9-1+deb11u1ubuntu0.1~esm1?arch=source&distro=esm-apps/jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.9-1+deb11u1ubuntu0.1~esm1

Affected versions

3.*

3.9-1
3.9-1build1
3.9-1+deb11u1build0.22.04.1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "3.9-1+deb11u1ubuntu0.1~esm1",
            "binary_name": "iperf3"
        },
        {
            "binary_version": "3.9-1+deb11u1ubuntu0.1~esm1",
            "binary_name": "libiperf-dev"
        },
        {
            "binary_version": "3.9-1+deb11u1ubuntu0.1~esm1",
            "binary_name": "libiperf0"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:22.04:LTS",
    "cves": []
}