USN-7734-1

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Source
https://ubuntu.com/security/notices/USN-7734-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7734-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7734-1
Upstream
Related
Published
2025-09-03T12:40:42.661567Z
Modified
2025-10-13T04:42:22Z
Summary
ruby2.5, ruby2.7, ruby3.0, ruby3.2, ruby3.3 vulnerabilities
Details

It was discovered that Ruby incorrectly handled certain IO stream methods. A remote attacker could use this issue to cause Ruby to crash, resulting in a denial of service, or possibly obtain sensitive information. This issue only affected Ubuntu 18.04 LTS. (CVE-2024-27280)

It was discovered that the Ruby regex compiler incorrectly handled certain memory operations. A remote attacker could possibly use this issue to obtain sensitive memory contents. This issue only affected Ubuntu 18.04 LTS. (CVE-2024-27282)

It was discovered that Ruby incorrectly handled parsing of certain XML characters through the REXML gem. An attacker could use this issue to cause Ruby to crash, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2024-35176)

It was discovered that Ruby incorrectly handled decompressed domain names within a DNS packet. An attacker could use this issue to cause Ruby to crash, resulting in a denial of service. (CVE-2025-24294)

References

Affected packages

Ubuntu:Pro:18.04:LTS / ruby2.5

Package

Name
ruby2.5
Purl
pkg:deb/ubuntu/ruby2.5@2.5.1-1ubuntu1.16+esm5?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.1-1ubuntu1.16+esm5

Affected versions

2.*

2.5.0~preview1-1ubuntu2
2.5.0-4ubuntu1
2.5.0-4ubuntu4
2.5.0-5ubuntu1
2.5.0-6ubuntu1
2.5.1-1ubuntu1
2.5.1-1ubuntu1.1
2.5.1-1ubuntu1.2
2.5.1-1ubuntu1.4
2.5.1-1ubuntu1.5
2.5.1-1ubuntu1.6
2.5.1-1ubuntu1.7
2.5.1-1ubuntu1.8
2.5.1-1ubuntu1.9
2.5.1-1ubuntu1.10
2.5.1-1ubuntu1.11
2.5.1-1ubuntu1.12
2.5.1-1ubuntu1.13
2.5.1-1ubuntu1.14
2.5.1-1ubuntu1.15
2.5.1-1ubuntu1.16
2.5.1-1ubuntu1.16+esm1
2.5.1-1ubuntu1.16+esm3
2.5.1-1ubuntu1.16+esm4

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libruby2.5",
            "binary_version": "2.5.1-1ubuntu1.16+esm5"
        },
        {
            "binary_name": "ruby2.5",
            "binary_version": "2.5.1-1ubuntu1.16+esm5"
        },
        {
            "binary_name": "ruby2.5-dev",
            "binary_version": "2.5.1-1ubuntu1.16+esm5"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2024-27280",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2024-27282",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2024-35176",
            "severity": [
                {
                    "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"
                }
            ]
        },
        {
            "id": "CVE-2025-24294",
            "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:20.04:LTS / ruby2.7

Package

Name
ruby2.7
Purl
pkg:deb/ubuntu/ruby2.7@2.7.0-5ubuntu1.18+esm1?arch=source&distro=esm-infra/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.0-5ubuntu1.18+esm1

Affected versions

2.*

2.7.0-1
2.7.0-2
2.7.0-3
2.7.0-4
2.7.0-4ubuntu1
2.7.0-5ubuntu1
2.7.0-5ubuntu1.1
2.7.0-5ubuntu1.2
2.7.0-5ubuntu1.3
2.7.0-5ubuntu1.4
2.7.0-5ubuntu1.5
2.7.0-5ubuntu1.6
2.7.0-5ubuntu1.7
2.7.0-5ubuntu1.8
2.7.0-5ubuntu1.9
2.7.0-5ubuntu1.10
2.7.0-5ubuntu1.11
2.7.0-5ubuntu1.12
2.7.0-5ubuntu1.13
2.7.0-5ubuntu1.14
2.7.0-5ubuntu1.15
2.7.0-5ubuntu1.16
2.7.0-5ubuntu1.17
2.7.0-5ubuntu1.18

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libruby2.7",
            "binary_version": "2.7.0-5ubuntu1.18+esm1"
        },
        {
            "binary_name": "ruby2.7",
            "binary_version": "2.7.0-5ubuntu1.18+esm1"
        },
        {
            "binary_name": "ruby2.7-dev",
            "binary_version": "2.7.0-5ubuntu1.18+esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2025-24294",
            "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 / ruby3.0

Package

Name
ruby3.0
Purl
pkg:deb/ubuntu/ruby3.0@3.0.2-7ubuntu2.11?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.0.2-7ubuntu2.11

Affected versions

3.*

3.0.2-5ubuntu1
3.0.2-7
3.0.2-7ubuntu2
3.0.2-7ubuntu2.1
3.0.2-7ubuntu2.2
3.0.2-7ubuntu2.3
3.0.2-7ubuntu2.4
3.0.2-7ubuntu2.5
3.0.2-7ubuntu2.6
3.0.2-7ubuntu2.7
3.0.2-7ubuntu2.8
3.0.2-7ubuntu2.10

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libruby3.0",
            "binary_version": "3.0.2-7ubuntu2.11"
        },
        {
            "binary_name": "ruby3.0",
            "binary_version": "3.0.2-7ubuntu2.11"
        },
        {
            "binary_name": "ruby3.0-dev",
            "binary_version": "3.0.2-7ubuntu2.11"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2025-24294",
            "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:24.04:LTS / ruby3.2

Package

Name
ruby3.2
Purl
pkg:deb/ubuntu/ruby3.2@3.2.3-1ubuntu0.24.04.6?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.2.3-1ubuntu0.24.04.6

Affected versions

3.*

3.2.3-1
3.2.3-1build2
3.2.3-1build3
3.2.3-1ubuntu0.24.04.1
3.2.3-1ubuntu0.24.04.3
3.2.3-1ubuntu0.24.04.5

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libruby3.2",
            "binary_version": "3.2.3-1ubuntu0.24.04.6"
        },
        {
            "binary_name": "ruby3.2",
            "binary_version": "3.2.3-1ubuntu0.24.04.6"
        },
        {
            "binary_name": "ruby3.2-dev",
            "binary_version": "3.2.3-1ubuntu0.24.04.6"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:24.04:LTS",
    "cves": [
        {
            "id": "CVE-2025-24294",
            "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:25.04 / ruby3.3

Package

Name
ruby3.3
Purl
pkg:deb/ubuntu/ruby3.3@3.3.7-1ubuntu2.1?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.3.7-1ubuntu2.1

Affected versions

3.*

3.3.4-2ubuntu5
3.3.4-2ubuntu6
3.3.4-2ubuntu7
3.3.6-1.1ubuntu1
3.3.7-1ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libruby3.3",
            "binary_version": "3.3.7-1ubuntu2.1"
        },
        {
            "binary_name": "ruby3.3",
            "binary_version": "3.3.7-1ubuntu2.1"
        },
        {
            "binary_name": "ruby3.3-dev",
            "binary_version": "3.3.7-1ubuntu2.1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:25.04",
    "cves": [
        {
            "id": "CVE-2025-24294",
            "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"
                }
            ]
        }
    ]
}