USN-6358-1

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Source
https://ubuntu.com/security/notices/USN-6358-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6358-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6358-1
Upstream
Related
Published
2023-09-12T06:54:45.098157Z
Modified
2025-10-13T04:36:36Z
Summary
ruby-redcloth vulnerability
Details

It was discovered that RedCloth incorrectly handled certain inputs during html sanitisation. An attacker could possibly use this issue to cause a denial of service.

References

Affected packages

Ubuntu:Pro:16.04:LTS / ruby-redcloth

Package

Name
ruby-redcloth
Purl
pkg:deb/ubuntu/ruby-redcloth@4.2.9-5ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.2.9-5ubuntu0.1~esm1

Affected versions

4.*

4.2.9-5build1
4.2.9-5build2
4.2.9-5build3
4.2.9-5build4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-redcloth",
            "binary_version": "4.2.9-5ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-31606",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:Pro:18.04:LTS / ruby-redcloth

Package

Name
ruby-redcloth
Purl
pkg:deb/ubuntu/ruby-redcloth@4.3.2-3ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.2-3ubuntu0.1~esm1

Affected versions

4.*

4.3.2-2
4.3.2-3
4.3.2-3build1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-redcloth",
            "binary_version": "4.3.2-3ubuntu0.1~esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-31606",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / ruby-redcloth

Package

Name
ruby-redcloth
Purl
pkg:deb/ubuntu/ruby-redcloth@4.3.2-3+deb10u1build0.20.04.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.2-3+deb10u1build0.20.04.1

Affected versions

4.*

4.3.2-3build1
4.3.2-3build2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ruby-redcloth",
            "binary_version": "4.3.2-3+deb10u1build0.20.04.1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-31606",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:22.04:LTS / ruby-redcloth

Package

Name
ruby-redcloth
Purl
pkg:deb/ubuntu/ruby-redcloth@4.3.2-4ubuntu0.22.04.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.2-4ubuntu0.22.04.1

Affected versions

4.*

4.3.2-3build2
4.3.2-3build3
4.3.2-4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ruby-redcloth",
            "binary_version": "4.3.2-4ubuntu0.22.04.1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-31606",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}