UBUNTU-CVE-2025-13912

Source
https://ubuntu.com/security/CVE-2025-13912
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13912.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-13912
Upstream
Published
2025-12-11T18:16:00Z
Modified
2026-01-20T18:15:14.606738Z
Severity
  • 1.0 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Multiple constant-time implementations in wolfSSL before version 5.8.4 may be transformed into non-constant-time binary by LLVM optimizations, which can potentially result in observable timing discrepancies and lead to information disclosure through timing side-channel attacks.

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"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13912.json"
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"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13912.json"
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"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13912.json"
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"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13912.json"
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"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13912.json"
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"
        }
    ]
}

Database specific

source
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-13912.json"