UBUNTU-CVE-2025-11933

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Source
https://ubuntu.com/security/CVE-2025-11933
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main//work/sources/ubuntu-cve/osv/cve/2025/UBUNTU-CVE-2025-11933.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2025-11933
Upstream
  • CVE-2025-11933
Published
2025-11-21T23:15:00Z
Modified
2025-11-27T05:17:50Z
Severity
  • 2.3 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Improper Input Validation in the TLS 1.3 CKS extension parsing in wolfSSL 5.8.2 and earlier on multiple platforms allows a remote unauthenticated attacker to potentially cause a denial-of-service via a crafted ClientHello message with duplicate CKS extensions.

References

Affected packages

Ubuntu:16.04:LTS

wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@3.4.8+dfsg-1?arch=source&distro=xenial

Affected ranges

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

Affected versions

3.*

3.4.8+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libcyassl5",
            "binary_version": "3.4.8+dfsg-1"
        },
        {
            "binary_name": "libwolfssl-dev",
            "binary_version": "3.4.8+dfsg-1"
        },
        {
            "binary_name": "libwolfssl0",
            "binary_version": "3.4.8+dfsg-1"
        }
    ]
}

Ubuntu:18.04:LTS

wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@3.13.0+dfsg-1?arch=source&distro=bionic

Affected ranges

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

Affected versions

3.*

3.10.2+dfsg-2
3.12.0+dfsg-1
3.12.2+dfsg-1
3.13.0+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwolfssl-dev",
            "binary_version": "3.13.0+dfsg-1"
        },
        {
            "binary_name": "libwolfssl15",
            "binary_version": "3.13.0+dfsg-1"
        }
    ]
}

Ubuntu:20.04:LTS

wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@4.3.0+dfsg-2?arch=source&distro=focal

Affected ranges

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

Affected versions

4.*

4.1.0+dfsg-2
4.2.0+dfsg-1
4.2.0+dfsg-2
4.2.0+dfsg-3
4.3.0+dfsg-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwolfssl-dev",
            "binary_version": "4.3.0+dfsg-2"
        },
        {
            "binary_name": "libwolfssl24",
            "binary_version": "4.3.0+dfsg-2"
        }
    ]
}

Ubuntu:22.04:LTS

wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@5.2.0-2?arch=source&distro=jammy

Affected ranges

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

Affected versions

4.*

4.6.0-3

5.*

5.0.0-1
5.1.1-1
5.2.0-1
5.2.0-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwolfssl-dev",
            "binary_version": "5.2.0-2"
        },
        {
            "binary_name": "libwolfssl32",
            "binary_version": "5.2.0-2"
        }
    ]
}

Ubuntu:24.04:LTS

wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@5.6.6-1.3build1?arch=source&distro=noble

Affected ranges

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

Affected versions

5.*

5.5.4-2
5.5.4-2.1
5.6.4-2
5.6.6-1.2
5.6.6-1.3
5.6.6-1.3build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwolfssl-dev",
            "binary_version": "5.6.6-1.3build1"
        },
        {
            "binary_name": "libwolfssl42t64",
            "binary_version": "5.6.6-1.3build1"
        }
    ]
}

Ubuntu:25.04

wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@5.7.2-0.1?arch=source&distro=plucky

Affected ranges

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

Affected versions

5.*

5.7.2-0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwolfssl-dev",
            "binary_version": "5.7.2-0.1"
        },
        {
            "binary_name": "libwolfssl42t64",
            "binary_version": "5.7.2-0.1"
        }
    ]
}

Ubuntu:25.10

wolfssl

Package

Name
wolfssl
Purl
pkg:deb/ubuntu/wolfssl@5.7.2-0.1?arch=source&distro=questing

Affected ranges

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

Affected versions

5.*

5.7.2-0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwolfssl-dev",
            "binary_version": "5.7.2-0.1"
        },
        {
            "binary_name": "libwolfssl42t64",
            "binary_version": "5.7.2-0.1"
        }
    ]
}