USN-2214-1

Daniel Berrange discovered that libxml2 would incorrectly perform entity substitution even when requested not to. If a user or automated system were tricked into opening a specially crafted document, an attacker could possibly cause resource consumption, resulting in a denial of service.

References

Affected packages

Ubuntu:14.04:LTS / libxml2

Package

Name: libxml2
Purl: pkg:deb/ubuntu/libxml2@2.9.1+dfsg1-3ubuntu4.1?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.9.1+dfsg1-3ubuntu4.1

Affected versions

2.*

2.9.1+dfsg1-3ubuntu2

2.9.1+dfsg1-3ubuntu3

2.9.1+dfsg1-3ubuntu4

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.1",
            "binary_name": "libxml2"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.1",
            "binary_name": "libxml2-dev"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.1",
            "binary_name": "libxml2-utils"
        },
        {
            "binary_version": "2.9.1+dfsg1-3ubuntu4.1",
            "binary_name": "python-libxml2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2014-0191",
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}