USN-6640-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-6640-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6640-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6640-1
Upstream
Related
Published
2024-02-15T18:05:16.045400Z
Modified
2025-10-13T04:36:47Z
Summary
shadow vulnerability
Details

It was discovered that shadow was not properly sanitizing memory when running the password utility. An attacker could possibly use this issue to retrieve a password from memory, exposing sensitive information.

References

Affected packages

Ubuntu:Pro:14.04:LTS / shadow

Package

Name
shadow
Purl
pkg:deb/ubuntu/shadow@1:4.1.5.1-1ubuntu9.5+esm4?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:4.1.5.1-1ubuntu9.5+esm4

Affected versions

1:4.*

1:4.1.5.1-1ubuntu6
1:4.1.5.1-1ubuntu7
1:4.1.5.1-1ubuntu8
1:4.1.5.1-1ubuntu9
1:4.1.5.1-1ubuntu9.1
1:4.1.5.1-1ubuntu9.2
1:4.1.5.1-1ubuntu9.4
1:4.1.5.1-1ubuntu9.5
1:4.1.5.1-1ubuntu9.5+esm1
1:4.1.5.1-1ubuntu9.5+esm2
1:4.1.5.1-1ubuntu9.5+esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:4.1.5.1-1ubuntu9.5+esm4",
            "binary_name": "login"
        },
        {
            "binary_version": "1:4.1.5.1-1ubuntu9.5+esm4",
            "binary_name": "passwd"
        },
        {
            "binary_version": "1:4.1.5.1-1ubuntu9.5+esm4",
            "binary_name": "uidmap"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ],
            "id": "CVE-2023-4641"
        }
    ],
    "ecosystem": "Ubuntu:Pro:14.04:LTS"
}

Ubuntu:Pro:16.04:LTS / shadow

Package

Name
shadow
Purl
pkg:deb/ubuntu/shadow@1:4.2-3.1ubuntu5.5+esm4?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:4.2-3.1ubuntu5.5+esm4

Affected versions

1:4.*

1:4.1.5.1-1.1ubuntu7
1:4.2-3.1ubuntu1
1:4.2-3.1ubuntu2
1:4.2-3.1ubuntu3
1:4.2-3.1ubuntu4
1:4.2-3.1ubuntu5
1:4.2-3.1ubuntu5.2
1:4.2-3.1ubuntu5.3
1:4.2-3.1ubuntu5.4
1:4.2-3.1ubuntu5.5+esm1
1:4.2-3.1ubuntu5.5+esm2
1:4.2-3.1ubuntu5.5+esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:4.2-3.1ubuntu5.5+esm4",
            "binary_name": "login"
        },
        {
            "binary_version": "1:4.2-3.1ubuntu5.5+esm4",
            "binary_name": "passwd"
        },
        {
            "binary_version": "1:4.2-3.1ubuntu5.5+esm4",
            "binary_name": "uidmap"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ],
            "id": "CVE-2023-4641"
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:Pro:18.04:LTS / shadow

Package

Name
shadow
Purl
pkg:deb/ubuntu/shadow@1:4.5-1ubuntu2.5+esm1?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:4.5-1ubuntu2.5+esm1

Affected versions

1:4.*

1:4.2-3.2ubuntu4
1:4.5-1ubuntu1
1:4.5-1ubuntu2
1:4.5-1ubuntu2.2
1:4.5-1ubuntu2.3
1:4.5-1ubuntu2.4
1:4.5-1ubuntu2.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:4.5-1ubuntu2.5+esm1",
            "binary_name": "login"
        },
        {
            "binary_version": "1:4.5-1ubuntu2.5+esm1",
            "binary_name": "passwd"
        },
        {
            "binary_version": "1:4.5-1ubuntu2.5+esm1",
            "binary_name": "uidmap"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ],
            "id": "CVE-2023-4641"
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}

Ubuntu:20.04:LTS / shadow

Package

Name
shadow
Purl
pkg:deb/ubuntu/shadow@1:4.8.1-1ubuntu5.20.04.5?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:4.8.1-1ubuntu5.20.04.5

Affected versions

1:4.*

1:4.5-1.1ubuntu4
1:4.8-1ubuntu1
1:4.8.1-1ubuntu1
1:4.8.1-1ubuntu2
1:4.8.1-1ubuntu3
1:4.8.1-1ubuntu4
1:4.8.1-1ubuntu5
1:4.8.1-1ubuntu5.20.04
1:4.8.1-1ubuntu5.20.04.1
1:4.8.1-1ubuntu5.20.04.2
1:4.8.1-1ubuntu5.20.04.3
1:4.8.1-1ubuntu5.20.04.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:4.8.1-1ubuntu5.20.04.5",
            "binary_name": "login"
        },
        {
            "binary_version": "1:4.8.1-1ubuntu5.20.04.5",
            "binary_name": "passwd"
        },
        {
            "binary_version": "1:4.8.1-1ubuntu5.20.04.5",
            "binary_name": "uidmap"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ],
            "id": "CVE-2023-4641"
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}

Ubuntu:22.04:LTS / shadow

Package

Name
shadow
Purl
pkg:deb/ubuntu/shadow@1:4.8.1-2ubuntu2.2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:4.8.1-2ubuntu2.2

Affected versions

1:4.*

1:4.8.1-1ubuntu9
1:4.8.1-1ubuntu10
1:4.8.1-2ubuntu1
1:4.8.1-2ubuntu2
1:4.8.1-2ubuntu2.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:4.8.1-2ubuntu2.2",
            "binary_name": "login"
        },
        {
            "binary_version": "1:4.8.1-2ubuntu2.2",
            "binary_name": "passwd"
        },
        {
            "binary_version": "1:4.8.1-2ubuntu2.2",
            "binary_name": "uidmap"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ],
            "id": "CVE-2023-4641"
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}