UBUNTU-CVE-2025-14956

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Source
https://ubuntu.com/security/CVE-2025-14956
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-14956.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-14956
Upstream
Published
2025-12-19T17:15:00Z
Modified
2026-01-20T18:16:16.607643Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
  • 7.1 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
  • 1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A vulnerability was determined in WebAssembly Binaryen up to 125. Affected by this issue is the function WasmBinaryReader::readExport of the file src/wasm/wasm-binary.cpp. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. Patch name: 4f52bff8c4075b5630422f902dd92a0af2c9f398. It is recommended to apply a patch to fix this issue.

References

Affected packages

Ubuntu:20.04:LTS / binaryen

Package

Name
binaryen
Purl
pkg:deb/ubuntu/binaryen@91-1?arch=source&distro=focal

Affected ranges

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

Affected versions

Other
89-1
90-1
91-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "91-1",
            "binary_name": "binaryen"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-14956.json"

Ubuntu:22.04:LTS / binaryen

Package

Name
binaryen
Purl
pkg:deb/ubuntu/binaryen@105-1?arch=source&distro=jammy

Affected ranges

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

Affected versions

Other
99-3
105-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "105-1",
            "binary_name": "binaryen"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-14956.json"

Ubuntu:24.04:LTS / binaryen

Package

Name
binaryen
Purl
pkg:deb/ubuntu/binaryen@108-1?arch=source&distro=noble

Affected ranges

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

Affected versions

Other
108-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "108-1",
            "binary_name": "binaryen"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-14956.json"

Ubuntu:25.10 / binaryen

Package

Name
binaryen
Purl
pkg:deb/ubuntu/binaryen@120-4?arch=source&distro=questing

Affected ranges

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

Affected versions

Other
120-3
120-4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "120-4",
            "binary_name": "binaryen"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-14956.json"