USN-6905-1

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Source
https://ubuntu.com/security/notices/USN-6905-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6905-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-6905-1
Upstream
Related
Published
2024-07-23T00:16:09.498738Z
Modified
2025-10-14T16:40:43Z
Summary
ruby-rack vulnerabilities
Details

It was discovered that Rack incorrectly handled certain regular expressions. A remote attacker could possibly use this issue to cause Rack to consume resources, leading to a denial of service. (CVE-2023-27539)

It was discovered that Rack incorrectly handled Multipart MIME parsing. A remote attacker could possibly use this issue to cause Rack to consume resources, leading to a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2023-27530)

References

Affected packages

Ubuntu:Pro:14.04:LTS / ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@1.5.2-3+deb8u3ubuntu1~esm7?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.2-3+deb8u3ubuntu1~esm7

Affected versions

1.*

1.5.2-1
1.5.2-1ubuntu0.1~esm1
1.5.2-3+deb8u3ubuntu1~esm2
1.5.2-3+deb8u3ubuntu1~esm3
1.5.2-3+deb8u3ubuntu1~esm4
1.5.2-3+deb8u3ubuntu1~esm6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "librack-ruby",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        },
        {
            "binary_name": "librack-ruby1.8",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        },
        {
            "binary_name": "librack-ruby1.9.1",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        },
        {
            "binary_name": "ruby-rack",
            "binary_version": "1.5.2-3+deb8u3ubuntu1~esm7"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-27539",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:14.04:LTS"
}

Ubuntu:Pro:16.04:LTS / ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@1.6.4-3ubuntu0.2+esm5?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.4-3ubuntu0.2+esm5

Affected versions

1.*

1.5.2-4
1.6.4-2
1.6.4-3
1.6.4-3ubuntu0.1
1.6.4-3ubuntu0.2
1.6.4-3ubuntu0.2+esm1
1.6.4-3ubuntu0.2+esm2
1.6.4-3ubuntu0.2+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "1.6.4-3ubuntu0.2+esm5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-27539",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:Pro:18.04:LTS / ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@1.6.4-4ubuntu0.2+esm5?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.6.4-4ubuntu0.2+esm5

Affected versions

1.*

1.6.4-4
1.6.4-4ubuntu0.1
1.6.4-4ubuntu0.2
1.6.4-4ubuntu0.2+esm1
1.6.4-4ubuntu0.2+esm2
1.6.4-4ubuntu0.2+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "1.6.4-4ubuntu0.2+esm5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-27539",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}

Ubuntu:Pro:20.04:LTS / ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@2.0.7-2ubuntu0.1+esm4?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.7-2ubuntu0.1+esm4

Affected versions

2.*

2.0.6-3
2.0.7-2
2.0.7-2ubuntu0.1
2.0.7-2ubuntu0.1+esm1
2.0.7-2ubuntu0.1+esm2
2.0.7-2ubuntu0.1+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "2.0.7-2ubuntu0.1+esm4"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-27530",
            "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": "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"
                }
            ]
        },
        {
            "id": "CVE-2023-27539",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:20.04:LTS"
}

Ubuntu:Pro:22.04:LTS / ruby-rack

Package

Name
ruby-rack
Purl
pkg:deb/ubuntu/ruby-rack@2.1.4-5ubuntu1+esm4?arch=source&distro=esm-apps/jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.1.4-5ubuntu1+esm4

Affected versions

2.*

2.1.4-3
2.1.4-4
2.1.4-5
2.1.4-5ubuntu1
2.1.4-5ubuntu1+esm2
2.1.4-5ubuntu1+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "ruby-rack",
            "binary_version": "2.1.4-5ubuntu1+esm4"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2023-27530",
            "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": "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"
                }
            ]
        },
        {
            "id": "CVE-2023-27539",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:22.04:LTS"
}