UBUNTU-CVE-2025-52891

Source
https://ubuntu.com/security/CVE-2025-52891
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-52891.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-52891
Related
Published
2025-07-02T15:15:00Z
Modified
2025-07-03T05:19:46Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. In versions 2.9.8 to before 2.9.11, an empty XML tag can cause a segmentation fault. If SecParseXmlIntoArgs is set to On or OnlyArgs, and the request type is application/xml, and at least one XML tag is empty (eg <foo></foo>), then a segmentation fault occurs. This issue has been patched in version 2.9.11. A workaround involves setting SecParseXmlIntoArgs to Off.

References

Affected packages

Ubuntu:Pro:20.04:LTS / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity@3.0.4-1build1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.3-1
3.0.4-1
3.0.4-1build1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:22.04:LTS / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity@3.0.6-1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.4-2
3.0.6-1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.10 / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity@3.0.12-1.1build2?arch=source&distro=oracular

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.12-1.1build2

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.04:LTS / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity@3.0.12-1.1build2?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.10-1
3.0.11-1
3.0.12-1
3.0.12-1.1build1
3.0.12-1.1build2

Ecosystem specific

{
    "ubuntu_priority": "medium"
}

Ubuntu:25.04 / modsecurity

Package

Name
modsecurity
Purl
pkg:deb/ubuntu/modsecurity@3.0.13-1?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.0.12-1.1build2
3.0.13-1

Ecosystem specific

{
    "ubuntu_priority": "medium"
}