UBUNTU-CVE-2026-5037

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Source
https://ubuntu.com/security/CVE-2026-5037
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-5037
Upstream
  • CVE-2026-5037
Published
2026-03-29T09:15:00Z
Modified
2026-05-20T16:26:11.346109606Z
Severity
  • 3.3 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A vulnerability was determined in mxml up to 4.0.4. This issue affects the function index_sort of the file mxml-index.c of the component mxmlIndexNew. Executing a manipulation of the argument tempr can lead to stack-based buffer overflow. The attack is restricted to local execution. The exploit has been publicly disclosed and may be utilized. This patch is called 6e27354466092a1ac65601e01ce6708710bb9fa5. A patch should be applied to remediate this issue.

References

Affected packages

Ubuntu:16.04:LTS
mxml

Package

Name
mxml
Purl
pkg:deb/ubuntu/mxml?arch=source&distro=xenial

Affected ranges

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

Affected versions

2.*
2.7-1
2.9-0ubuntu1
2.9-0ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.9-0ubuntu2",
            "binary_name": "libmxml1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json"
Ubuntu:18.04:LTS
mxml

Package

Name
mxml
Purl
pkg:deb/ubuntu/mxml?arch=source&distro=bionic

Affected ranges

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

Affected versions

2.*
2.10-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.10-1",
            "binary_name": "libmxml-bin"
        },
        {
            "binary_version": "2.10-1",
            "binary_name": "libmxml1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json"
Ubuntu:20.04:LTS
mxml

Package

Name
mxml
Purl
pkg:deb/ubuntu/mxml?arch=source&distro=focal

Affected ranges

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

Affected versions

2.*
2.12-2
3.*
3.1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.1-1",
            "binary_name": "libmxml1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json"
Ubuntu:22.04:LTS
mxml

Package

Name
mxml
Purl
pkg:deb/ubuntu/mxml?arch=source&distro=jammy

Affected ranges

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

Affected versions

3.*
3.2-1
3.3-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.3-1",
            "binary_name": "libmxml1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json"
Ubuntu:24.04:LTS
mxml

Package

Name
mxml
Purl
pkg:deb/ubuntu/mxml?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*
3.3.1-1
3.3.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.3.1-1build1",
            "binary_name": "libmxml1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json"
Ubuntu:25.10
mxml

Package

Name
mxml
Purl
pkg:deb/ubuntu/mxml?arch=source&distro=questing

Affected ranges

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

Affected versions

3.*
3.3.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.3.1-1build1",
            "binary_name": "libmxml1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json"
Ubuntu:26.04:LTS
mxml

Package

Name
mxml
Purl
pkg:deb/ubuntu/mxml?arch=source&distro=resolute

Affected ranges

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

Affected versions

3.*
3.3.1-1build1
3.3.1-1build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.3.1-1build2",
            "binary_name": "libmxml1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-5037.json"