UBUNTU-CVE-2025-66045

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Source
https://ubuntu.com/security/CVE-2025-66045
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-66045.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-66045
Upstream
Published
2025-12-11T17:15:00Z
Modified
2026-09-02T19:35:24Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Several stack-based buffer overflow vulnerabilities exists in the MFER parsing functionality of The Biosig Project libbiosig 3.9.1. A specially crafted MFER file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger these vulnerabilities.When Tag is 65

References

Affected packages

Ubuntu:Pro:22.04:LTS / biosig

Package

Name
biosig
Purl
pkg:deb/ubuntu/biosig?arch=source&distro=esm-apps%2Fjammy

Affected ranges

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

Affected versions

2.*
2.1.2-4
2.1.2-4build1
2.1.2-4build2
2.3.3-1
2.3.3-1build1
2.3.3-1build2
2.3.3-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "biosig-tools",
            "binary_version": "2.3.3-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libbiosig3",
            "binary_version": "2.3.3-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "octave-biosig",
            "binary_version": "2.3.3-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "python3-biosig",
            "binary_version": "2.3.3-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-66045.json"

Ubuntu:Pro:24.04:LTS / biosig

Package

Name
biosig
Purl
pkg:deb/ubuntu/biosig?arch=source&distro=esm-apps%2Fnoble

Affected ranges

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

Affected versions

2.*
2.5.0-1build2
2.5.2-1
2.5.2-1build1
2.5.2-2
2.6.0-1
2.6.0-1build1
2.6.0-1ubuntu1
2.6.0-1ubuntu1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "biosig-tools",
            "binary_version": "2.6.0-1ubuntu1+esm1"
        },
        {
            "binary_name": "libbiosig3",
            "binary_version": "2.6.0-1ubuntu1+esm1"
        },
        {
            "binary_name": "octave-biosig",
            "binary_version": "2.6.0-1ubuntu1+esm1"
        },
        {
            "binary_name": "python3-biosig",
            "binary_version": "2.6.0-1ubuntu1+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-66045.json"

Ubuntu:25.10 / biosig

Package

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

Affected ranges

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

Affected versions

2.*
2.6.1-1build3
3.*
3.9.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "biosig-tools",
            "binary_version": "3.9.0-1"
        },
        {
            "binary_name": "libbiosig3",
            "binary_version": "3.9.0-1"
        },
        {
            "binary_name": "octave-biosig",
            "binary_version": "3.9.0-1"
        },
        {
            "binary_name": "python3-biosig",
            "binary_version": "3.9.0-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-66045.json"

Ubuntu:Pro:26.04:LTS / biosig

Package

Name
biosig
Purl
pkg:deb/ubuntu/biosig?arch=source&distro=esm-apps%2Fresolute

Affected ranges

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

Affected versions

3.*
3.9.0-1
3.9.0-1build1
3.9.0-1build2
3.9.0-1build3
3.9.0-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "biosig-tools",
            "binary_version": "3.9.0-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libbiosig3",
            "binary_version": "3.9.0-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "octave-biosig",
            "binary_version": "3.9.0-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "python3-biosig",
            "binary_version": "3.9.0-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-66045.json"