USN-6616-1

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Source
https://ubuntu.com/security/notices/USN-6616-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6616-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6616-1
Upstream
Related
Published
2024-01-30T12:42:51.825265Z
Modified
2025-10-13T04:36:45Z
Summary
openldap vulnerability
Details

It was discovered that OpenLDAP was not properly performing bounds checks when executing functions related to LDAP URLs. An attacker could possibly use this issue to cause a denial of service.

References

Affected packages

Ubuntu:20.04:LTS / openldap

Package

Name
openldap
Purl
pkg:deb/ubuntu/openldap@2.4.49+dfsg-2ubuntu1.10?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.49+dfsg-2ubuntu1.10

Affected versions

2.*

2.4.48+dfsg-1ubuntu1
2.4.48+dfsg-1ubuntu2
2.4.48+dfsg-1ubuntu3
2.4.48+dfsg-1ubuntu4
2.4.49+dfsg-1ubuntu1
2.4.49+dfsg-2ubuntu1
2.4.49+dfsg-2ubuntu1.2
2.4.49+dfsg-2ubuntu1.3
2.4.49+dfsg-2ubuntu1.4
2.4.49+dfsg-2ubuntu1.5
2.4.49+dfsg-2ubuntu1.6
2.4.49+dfsg-2ubuntu1.7
2.4.49+dfsg-2ubuntu1.8
2.4.49+dfsg-2ubuntu1.9

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ldap-utils",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        },
        {
            "binary_name": "libldap-2.4-2",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        },
        {
            "binary_name": "libldap-common",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        },
        {
            "binary_name": "libldap2-dev",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        },
        {
            "binary_name": "slapd",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        },
        {
            "binary_name": "slapd-contrib",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        },
        {
            "binary_name": "slapd-smbk5pwd",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        },
        {
            "binary_name": "slapi-dev",
            "binary_version": "2.4.49+dfsg-2ubuntu1.10"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-2953",
            "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": "low"
                }
            ]
        }
    ]
}

Ubuntu:22.04:LTS / openldap

Package

Name
openldap
Purl
pkg:deb/ubuntu/openldap@2.5.16+dfsg-0ubuntu0.22.04.2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.5.16+dfsg-0ubuntu0.22.04.2

Affected versions

2.*

2.5.6+dfsg-1~exp1ubuntu1
2.5.11+dfsg-1~exp1ubuntu1
2.5.11+dfsg-1~exp1ubuntu3
2.5.11+dfsg-1~exp1ubuntu3.1
2.5.12+dfsg-0ubuntu0.22.04.1
2.5.13+dfsg-0ubuntu0.22.04.1
2.5.14+dfsg-0ubuntu0.22.04.1
2.5.14+dfsg-0ubuntu0.22.04.2
2.5.15+dfsg-0ubuntu0.22.04.1
2.5.16+dfsg-0ubuntu0.22.04.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "ldap-utils",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "libldap-2.5-0",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "libldap-common",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "libldap-dev",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "libldap2-dev",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "slapd",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "slapd-contrib",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "slapd-smbk5pwd",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        },
        {
            "binary_name": "slapi-dev",
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-2953",
            "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": "low"
                }
            ]
        }
    ]
}