UBUNTU-CVE-2025-8556

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Source
https://ubuntu.com/security/CVE-2025-8556
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8556.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-8556
Upstream
Published
2025-08-06T09:15:00Z
Modified
2025-09-08T17:06:52Z
Severity
  • 3.7 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A flaw was found in CIRCL's implementation of the FourQ elliptic curve. This vulnerability allows an attacker to compromise session security via low-order point injection and incorrect point validation during Diffie-Hellman key exchange.

References

Affected packages

Ubuntu:22.04:LTS / golang-github-cloudflare-circl

Package

Name
golang-github-cloudflare-circl
Purl
pkg:deb/ubuntu/golang-github-cloudflare-circl@1.0.0+20200724-1ubuntu1?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.0.0+20200724-1
1.0.0+20200724-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.0.0+20200724-1ubuntu1",
            "binary_name": "golang-github-cloudflare-circl-dev"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8556.json"

Ubuntu:24.04:LTS / golang-github-cloudflare-circl

Package

Name
golang-github-cloudflare-circl
Purl
pkg:deb/ubuntu/golang-github-cloudflare-circl@1.3.7-1?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*

1.3.3-1
1.3.5-1
1.3.6-1
1.3.7-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.3.7-1",
            "binary_name": "golang-github-cloudflare-circl-dev"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8556.json"

Ubuntu:25.04 / golang-github-cloudflare-circl

Package

Name
golang-github-cloudflare-circl
Purl
pkg:deb/ubuntu/golang-github-cloudflare-circl@1.6.0-1?arch=source&distro=plucky

Affected ranges

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

Affected versions

1.*

1.3.9-1
1.5.0-1
1.6.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.6.0-1",
            "binary_name": "golang-github-cloudflare-circl-dev"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8556.json"