UBUNTU-CVE-2025-51495

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Source
https://ubuntu.com/security/CVE-2025-51495
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-51495.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-51495
Upstream
Published
2025-09-29T17:15:00Z
Modified
2026-05-27T19:15:08.838200249Z
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

An integer overflow vulnerability exists in the WebSocket component of Mongoose 7.5 thru 7.17. By sending a specially crafted WebSocket request, an attacker can cause the application to crash. If downstream vendors integrate this component improperly, the issue may lead to a buffer overflow.

References

Affected packages

Ubuntu:22.04:LTS / swupdate

Package

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

Affected ranges

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

Affected versions

2020.*
2020.11-2
2021.*
2021.04-1.1
2021.04-2
2021.04-2build1
2021.11-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libswupdate0.1",
            "binary_version": "2021.11-1"
        },
        {
            "binary_name": "lua-swupdate",
            "binary_version": "2021.11-1"
        },
        {
            "binary_name": "swupdate",
            "binary_version": "2021.11-1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-51495.json"

Ubuntu:24.04:LTS / swupdate

Package

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

Affected ranges

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

Affected versions

2023.*
2023.05+dfsg-3
2023.05+dfsg-4
2023.05+dfsg-4build1
2023.05+dfsg-5
2023.12+dfsg-1
2023.12.1+dfsg-1ubuntu1
2023.12.1+dfsg-1ubuntu4
2023.12.1+dfsg-1ubuntu5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libswupdate0.1",
            "binary_version": "2023.12.1+dfsg-1ubuntu5"
        },
        {
            "binary_name": "lua-swupdate",
            "binary_version": "2023.12.1+dfsg-1ubuntu5"
        },
        {
            "binary_name": "swupdate",
            "binary_version": "2023.12.1+dfsg-1ubuntu5"
        },
        {
            "binary_name": "swupdate-www",
            "binary_version": "2023.12.1+dfsg-1ubuntu5"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-51495.json"

Ubuntu:25.10 / swupdate

Package

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

Affected ranges

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

Affected versions

2024.*
2024.12.1+dfsg-1build2
2024.12.1+dfsg-2
2024.12.1+dfsg-3
2025.*
2025.05+dfsg-2ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libswupdate0.1",
            "binary_version": "2025.05+dfsg-2ubuntu1"
        },
        {
            "binary_name": "lua-swupdate",
            "binary_version": "2025.05+dfsg-2ubuntu1"
        },
        {
            "binary_name": "swupdate",
            "binary_version": "2025.05+dfsg-2ubuntu1"
        },
        {
            "binary_name": "swupdate-www",
            "binary_version": "2025.05+dfsg-2ubuntu1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-51495.json"