USN-5689-1

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Source
https://ubuntu.com/security/notices/USN-5689-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5689-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5689-1
Upstream
Related
Published
2022-10-19T11:10:27.000843Z
Modified
2025-10-13T04:36:07Z
Summary
perl vulnerability
Details

It was discovered that Perl incorrectly handled certain signature verification. An remote attacker could possibly use this issue to bypass signature verification.

References

Affected packages

Ubuntu:Pro:14.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.18.2-2ubuntu1.7+esm4?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.18.2-2ubuntu1.7+esm4

Affected versions

5.*

5.14.2-21build1
5.18.1-4
5.18.1-4build1
5.18.1-5
5.18.2-2
5.18.2-2ubuntu1
5.18.2-2ubuntu1.1
5.18.2-2ubuntu1.3
5.18.2-2ubuntu1.4
5.18.2-2ubuntu1.6
5.18.2-2ubuntu1.7
5.18.2-2ubuntu1.7+esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.18.2-2ubuntu1.7+esm4",
            "binary_name": "libcgi-fast-perl"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.7+esm4",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.7+esm4",
            "binary_name": "libperl5.18"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.7+esm4",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.7+esm4",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.7+esm4",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.18.2-2ubuntu1.7+esm4",
            "binary_name": "perl-modules"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-16156"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.22.1-9ubuntu0.9+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.22.1-9ubuntu0.9+esm1

Affected versions

5.*

5.20.2-6
5.22.1-3
5.22.1-4
5.22.1-5
5.22.1-7
5.22.1-8
5.22.1-9
5.22.1-9ubuntu0.2
5.22.1-9ubuntu0.3
5.22.1-9ubuntu0.5
5.22.1-9ubuntu0.6
5.22.1-9ubuntu0.9

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.22.1-9ubuntu0.9+esm1",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.9+esm1",
            "binary_name": "libperl5.22"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.9+esm1",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.9+esm1",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.9+esm1",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.22.1-9ubuntu0.9+esm1",
            "binary_name": "perl-modules-5.22"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-16156"
        }
    ]
}

Ubuntu:18.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.26.1-6ubuntu0.6?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.26.1-6ubuntu0.6

Affected versions

5.*

5.26.0-8ubuntu1
5.26.1-2ubuntu1
5.26.1-3
5.26.1-4
5.26.1-4build1
5.26.1-5
5.26.1-6
5.26.1-6ubuntu0.1
5.26.1-6ubuntu0.2
5.26.1-6ubuntu0.3
5.26.1-6ubuntu0.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.26.1-6ubuntu0.6",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.6",
            "binary_name": "libperl5.26"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.6",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.6",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.6",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.26.1-6ubuntu0.6",
            "binary_name": "perl-modules-5.26"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-16156"
        }
    ]
}

Ubuntu:20.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.30.0-9ubuntu0.3?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.30.0-9ubuntu0.3

Affected versions

5.*

5.28.1-6build1
5.30.0-7
5.30.0-9
5.30.0-9build1
5.30.0-9ubuntu0.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.30.0-9ubuntu0.3",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.30.0-9ubuntu0.3",
            "binary_name": "libperl5.30"
        },
        {
            "binary_version": "5.30.0-9ubuntu0.3",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.30.0-9ubuntu0.3",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.30.0-9ubuntu0.3",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.30.0-9ubuntu0.3",
            "binary_name": "perl-modules-5.30"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-16156"
        }
    ]
}

Ubuntu:22.04:LTS / perl

Package

Name
perl
Purl
pkg:deb/ubuntu/perl@5.34.0-3ubuntu1.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.34.0-3ubuntu1.1

Affected versions

5.*

5.32.1-3ubuntu3
5.34.0-3ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.34.0-3ubuntu1.1",
            "binary_name": "libperl-dev"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.1",
            "binary_name": "libperl5.34"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.1",
            "binary_name": "perl"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.1",
            "binary_name": "perl-base"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.1",
            "binary_name": "perl-debug"
        },
        {
            "binary_version": "5.34.0-3ubuntu1.1",
            "binary_name": "perl-modules-5.34"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-16156"
        }
    ]
}