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"
}