USN-7467-2

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Source
https://ubuntu.com/security/notices/USN-7467-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7467-2.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7467-2
Upstream
Related
Published
2025-04-28T20:27:11.350478Z
Modified
2025-10-13T04:41:06Z
Summary
libxml2 vulnerabilities
Details

USN-7467-1 fixed several vulnerabilities in libxml2. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that the libxml2 Python bindings incorrectly handled certain return values. An attacker could possibly use this issue to cause libxml2 to crash, resulting in a denial of service. (CVE-2025-32414)

It was discovered that libxml2 incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause libxml2 to crash, resulting in a denial of service. (CVE-2025-32415)

References

Affected packages

Ubuntu:Pro:16.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.3+dfsg1-1ubuntu0.7+esm8?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.3+dfsg1-1ubuntu0.7+esm8

Affected versions

2.*

2.9.2+zdfsg1-4
2.9.2+zdfsg1-4ubuntu1
2.9.2+zdfsg1-4ubuntu2
2.9.2+zdfsg1-4ubuntu3
2.9.3+dfsg1-1
2.9.3+dfsg1-1ubuntu0.1
2.9.3+dfsg1-1ubuntu0.2
2.9.3+dfsg1-1ubuntu0.3
2.9.3+dfsg1-1ubuntu0.4
2.9.3+dfsg1-1ubuntu0.5
2.9.3+dfsg1-1ubuntu0.6
2.9.3+dfsg1-1ubuntu0.7
2.9.3+dfsg1-1ubuntu0.7+esm1
2.9.3+dfsg1-1ubuntu0.7+esm2
2.9.3+dfsg1-1ubuntu0.7+esm3
2.9.3+dfsg1-1ubuntu0.7+esm4
2.9.3+dfsg1-1ubuntu0.7+esm5
2.9.3+dfsg1-1ubuntu0.7+esm6
2.9.3+dfsg1-1ubuntu0.7+esm7

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libxml2",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.7+esm8"
        },
        {
            "binary_name": "libxml2-dev",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.7+esm8"
        },
        {
            "binary_name": "libxml2-utils",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.7+esm8"
        },
        {
            "binary_name": "python-libxml2",
            "binary_version": "2.9.3+dfsg1-1ubuntu0.7+esm8"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2025-32414",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2025-32415",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:Pro:18.04:LTS / libxml2

Package

Name
libxml2
Purl
pkg:deb/ubuntu/libxml2@2.9.4+dfsg1-6.1ubuntu1.9+esm3?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.9.4+dfsg1-6.1ubuntu1.9+esm3

Affected versions

2.*

2.9.4+dfsg1-4ubuntu1
2.9.4+dfsg1-5ubuntu1
2.9.4+dfsg1-5ubuntu2
2.9.4+dfsg1-5.1ubuntu1
2.9.4+dfsg1-5.2ubuntu1
2.9.4+dfsg1-6.1ubuntu1
2.9.4+dfsg1-6.1ubuntu1.2
2.9.4+dfsg1-6.1ubuntu1.3
2.9.4+dfsg1-6.1ubuntu1.4
2.9.4+dfsg1-6.1ubuntu1.5
2.9.4+dfsg1-6.1ubuntu1.6
2.9.4+dfsg1-6.1ubuntu1.7
2.9.4+dfsg1-6.1ubuntu1.8
2.9.4+dfsg1-6.1ubuntu1.9
2.9.4+dfsg1-6.1ubuntu1.9+esm1
2.9.4+dfsg1-6.1ubuntu1.9+esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libxml2",
            "binary_version": "2.9.4+dfsg1-6.1ubuntu1.9+esm3"
        },
        {
            "binary_name": "libxml2-dev",
            "binary_version": "2.9.4+dfsg1-6.1ubuntu1.9+esm3"
        },
        {
            "binary_name": "libxml2-utils",
            "binary_version": "2.9.4+dfsg1-6.1ubuntu1.9+esm3"
        },
        {
            "binary_name": "python-libxml2",
            "binary_version": "2.9.4+dfsg1-6.1ubuntu1.9+esm3"
        },
        {
            "binary_name": "python3-libxml2",
            "binary_version": "2.9.4+dfsg1-6.1ubuntu1.9+esm3"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2025-32414",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2025-32415",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}