USN-3808-1

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Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-3808-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3808-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-3808-1
Upstream
Related
Published
2018-11-05T19:26:30.617542Z
Modified
2025-10-13T04:34:44Z
Summary
ruby1.9.1, ruby2.0, ruby2.3, ruby2.5 vulnerabilities
Details

It was discovered that Ruby incorrectly handled certain X.509 certificates. An attacker could possibly use this issue to bypass the certificate check. (CVE-2018-16395)

It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. (CVE-2018-16396)

References

Affected packages

Ubuntu:14.04:LTS / ruby1.9.1

Package

Name
ruby1.9.1
Purl
pkg:deb/ubuntu/ruby1.9.1@1.9.3.484-2ubuntu1.13?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.3.484-2ubuntu1.13

Affected versions

1.*

1.9.3.194-8.1ubuntu2
1.9.3.448-1ubuntu1
1.9.3.448-1ubuntu2
1.9.3.484-1ubuntu1
1.9.3.484-1ubuntu2
1.9.3.484-2ubuntu1
1.9.3.484-2ubuntu1.1
1.9.3.484-2ubuntu1.2
1.9.3.484-2ubuntu1.3
1.9.3.484-2ubuntu1.5
1.9.3.484-2ubuntu1.6
1.9.3.484-2ubuntu1.7
1.9.3.484-2ubuntu1.8
1.9.3.484-2ubuntu1.10
1.9.3.484-2ubuntu1.11
1.9.3.484-2ubuntu1.12

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "libruby1.9.1"
        },
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "libtcltk-ruby1.9.1"
        },
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "ri1.9.1"
        },
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "ruby1.9.1"
        },
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "ruby1.9.1-dev"
        },
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "ruby1.9.1-examples"
        },
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "ruby1.9.1-full"
        },
        {
            "binary_version": "1.9.3.484-2ubuntu1.13",
            "binary_name": "ruby1.9.3"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2018-16395",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2018-16396",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:14.04:LTS / ruby2.0

Package

Name
ruby2.0
Purl
pkg:deb/ubuntu/ruby2.0@2.0.0.484-1ubuntu2.11?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.0.0.484-1ubuntu2.11

Affected versions

2.*

2.0.0.299-2
2.0.0.343-1
2.0.0.343-1ubuntu1
2.0.0.353-1
2.0.0.353-1ubuntu1
2.0.0.484-1ubuntu1
2.0.0.484-1ubuntu2
2.0.0.484-1ubuntu2.1
2.0.0.484-1ubuntu2.2
2.0.0.484-1ubuntu2.4
2.0.0.484-1ubuntu2.5
2.0.0.484-1ubuntu2.6
2.0.0.484-1ubuntu2.8
2.0.0.484-1ubuntu2.9
2.0.0.484-1ubuntu2.10

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.0.0.484-1ubuntu2.11",
            "binary_name": "libruby2.0"
        },
        {
            "binary_version": "2.0.0.484-1ubuntu2.11",
            "binary_name": "ruby2.0"
        },
        {
            "binary_version": "2.0.0.484-1ubuntu2.11",
            "binary_name": "ruby2.0-dev"
        },
        {
            "binary_version": "2.0.0.484-1ubuntu2.11",
            "binary_name": "ruby2.0-tcltk"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2018-16395",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2018-16396",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:16.04:LTS / ruby2.3

Package

Name
ruby2.3
Purl
pkg:deb/ubuntu/ruby2.3@2.3.1-2~16.04.11?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3.1-2~16.04.11

Affected versions

2.*

2.3.0-1
2.3.0-2
2.3.0-4ubuntu2
2.3.0-4ubuntu3
2.3.0-5ubuntu1
2.3.1-2~16.04
2.3.1-2~16.04.2
2.3.1-2~16.04.4
2.3.1-2~16.04.5
2.3.1-2~16.04.6
2.3.1-2~16.04.7
2.3.1-2~16.04.9
2.3.1-2~16.04.10

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.3.1-2~16.04.11",
            "binary_name": "libruby2.3"
        },
        {
            "binary_version": "2.3.1-2~16.04.11",
            "binary_name": "ruby2.3"
        },
        {
            "binary_version": "2.3.1-2~16.04.11",
            "binary_name": "ruby2.3-dev"
        },
        {
            "binary_version": "2.3.1-2~16.04.11",
            "binary_name": "ruby2.3-tcltk"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2018-16395",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2018-16396",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:18.04:LTS / ruby2.5

Package

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

Affected ranges

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

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.5.1-1ubuntu1.1",
            "binary_name": "libruby2.5"
        },
        {
            "binary_version": "2.5.1-1ubuntu1.1",
            "binary_name": "ruby2.5"
        },
        {
            "binary_version": "2.5.1-1ubuntu1.1",
            "binary_name": "ruby2.5-dev"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2018-16395",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2018-16396",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}