UBUNTU-CVE-2025-56225

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Source
https://ubuntu.com/security/CVE-2025-56225
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-56225.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-56225
Upstream
Published
2026-01-09T16:16:00Z
Modified
2026-01-20T18:50:21.358073Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

fluidsynth-2.4.6 and earlier versions is vulnerable to Null pointer dereference in fluidsynthmonopoly.c, that can be triggered when loading an invalid midi file.

References

Affected packages

Ubuntu:14.04:LTS
fluidsynth

Package

Name
fluidsynth
Purl
pkg:deb/ubuntu/fluidsynth@1.1.6-2?arch=source&distro=trusty

Affected ranges

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

Affected versions

1.*
1.1.6-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.6-2",
            "binary_name": "fluidsynth"
        },
        {
            "binary_version": "1.1.6-2",
            "binary_name": "libfluidsynth-dev"
        },
        {
            "binary_version": "1.1.6-2",
            "binary_name": "libfluidsynth1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-56225.json"
Ubuntu:16.04:LTS
fluidsynth

Package

Name
fluidsynth
Purl
pkg:deb/ubuntu/fluidsynth@1.1.6-3?arch=source&distro=xenial

Affected ranges

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

Affected versions

1.*
1.1.6-2build1
1.1.6-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.6-3",
            "binary_name": "fluidsynth"
        },
        {
            "binary_version": "1.1.6-3",
            "binary_name": "libfluidsynth-dev"
        },
        {
            "binary_version": "1.1.6-3",
            "binary_name": "libfluidsynth1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-56225.json"
Ubuntu:18.04:LTS
fluidsynth

Package

Name
fluidsynth
Purl
pkg:deb/ubuntu/fluidsynth@1.1.9-1?arch=source&distro=bionic

Affected ranges

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

Affected versions

1.*
1.1.6-4
1.1.8-1
1.1.8-2
1.1.8-3
1.1.9-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.1.9-1",
            "binary_name": "fluidsynth"
        },
        {
            "binary_version": "1.1.9-1",
            "binary_name": "libfluidsynth-dev"
        },
        {
            "binary_version": "1.1.9-1",
            "binary_name": "libfluidsynth1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-56225.json"
Ubuntu:20.04:LTS
fluidsynth

Package

Name
fluidsynth
Purl
pkg:deb/ubuntu/fluidsynth@2.1.1-2?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*
1.1.11-4
1.1.11-4ubuntu1
2.*
2.1.0-1
2.1.1-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.1.1-2",
            "binary_name": "fluidsynth"
        },
        {
            "binary_version": "2.1.1-2",
            "binary_name": "libfluidsynth-dev"
        },
        {
            "binary_version": "2.1.1-2",
            "binary_name": "libfluidsynth2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-56225.json"
Ubuntu:22.04:LTS
fluidsynth

Package

Name
fluidsynth
Purl
pkg:deb/ubuntu/fluidsynth@2.2.5-1?arch=source&distro=jammy

Affected ranges

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

Affected versions

2.*
2.1.7-1.1
2.2.4-2
2.2.5-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.2.5-1",
            "binary_name": "fluidsynth"
        },
        {
            "binary_version": "2.2.5-1",
            "binary_name": "libfluidsynth-dev"
        },
        {
            "binary_version": "2.2.5-1",
            "binary_name": "libfluidsynth3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-56225.json"
Ubuntu:24.04:LTS
fluidsynth

Package

Name
fluidsynth
Purl
pkg:deb/ubuntu/fluidsynth@2.3.4-1build3?arch=source&distro=noble

Affected ranges

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

Affected versions

2.*
2.3.3-2.1
2.3.4-1
2.3.4-1build1
2.3.4-1build2
2.3.4-1build3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.3.4-1build3",
            "binary_name": "fluidsynth"
        },
        {
            "binary_version": "2.3.4-1build3",
            "binary_name": "libfluidsynth-dev"
        },
        {
            "binary_version": "2.3.4-1build3",
            "binary_name": "libfluidsynth3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-56225.json"