USN-7431-2

Aleandro Prudenzano and Edoardo Geraci discovered that HAProxy incorrectly handled certain uncommon configurations that replace multiple short patterns with a longer one. A remote attacker could use this issue to cause HAProxy to crash, resulting in a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:25.04 / haproxy

Package

Name: haproxy
Purl: pkg:deb/ubuntu/haproxy@3.0.8-1ubuntu1.1?arch=source&distro=plucky

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.0.8-1ubuntu1.1

Affected versions

2.*

2.9.10-1ubuntu1

3.*

3.0.7-1ubuntu1

3.0.8-1ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "3.0.8-1ubuntu1.1",
            "binary_name": "haproxy"
        },
        {
            "binary_version": "3.0.8-1ubuntu1.1",
            "binary_name": "vim-haproxy"
        }
    ],
    "availability": "No subscription required"
}

Database specific

{
    "cves_map": {
        "cves": [
            {
                "severity": [
                    {
                        "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H",
                        "type": "CVSS_V3"
                    },
                    {
                        "score": "medium",
                        "type": "Ubuntu"
                    }
                ],
                "id": "CVE-2025-32464"
            }
        ],
        "ecosystem": "Ubuntu:25.04"
    }
}