USN-7424-1

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Source
https://ubuntu.com/security/notices/USN-7424-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7424-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-7424-1
Upstream
Related
Published
2025-04-08T11:46:42.161437Z
Modified
2025-10-13T04:41:00Z
Summary
expat vulnerability
Details

It was discovered that Expat could crash due to stack overflow when processing XML documents with deeply nested entity references. If a user or automated system were tricked into processing specially crafted XML input, an attacker could use this issue to cause a denial of service.

References

Affected packages

Ubuntu:22.04:LTS / expat

Package

Name
expat
Purl
pkg:deb/ubuntu/expat@2.4.7-1ubuntu0.6?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.7-1ubuntu0.6

Affected versions

2.*

2.4.1-2
2.4.1-3
2.4.2-1
2.4.3-1
2.4.3-2
2.4.4-1
2.4.6-1
2.4.7-1
2.4.7-1ubuntu0.1
2.4.7-1ubuntu0.2
2.4.7-1ubuntu0.3
2.4.7-1ubuntu0.4
2.4.7-1ubuntu0.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.4.7-1ubuntu0.6",
            "binary_name": "expat"
        },
        {
            "binary_version": "2.4.7-1ubuntu0.6",
            "binary_name": "libexpat1"
        },
        {
            "binary_version": "2.4.7-1ubuntu0.6",
            "binary_name": "libexpat1-dev"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "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-2024-8176"
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}

Ubuntu:24.04:LTS / expat

Package

Name
expat
Purl
pkg:deb/ubuntu/expat@2.6.1-2ubuntu0.3?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.1-2ubuntu0.3

Affected versions

2.*

2.5.0-2
2.6.0-1
2.6.1-2
2.6.1-2build1
2.6.1-2ubuntu0.1
2.6.1-2ubuntu0.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.6.1-2ubuntu0.3",
            "binary_name": "expat"
        },
        {
            "binary_version": "2.6.1-2ubuntu0.3",
            "binary_name": "libexpat1"
        },
        {
            "binary_version": "2.6.1-2ubuntu0.3",
            "binary_name": "libexpat1-dev"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "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-2024-8176"
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}