UBUNTU-CVE-2023-2953

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Source

https://ubuntu.com/security/CVE-2023-2953

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-2953.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-2953

Upstream

CVE-2023-2953

Downstream

USN-6197-1

USN-6616-1

Related

Published

2023-05-30T22:15:00Z

Modified

2025-09-08T16:55:44Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Ubuntu - low

Summary

[none]

Details

A vulnerability was found in openldap. This security flaw causes a null pointer dereference in bermemallocx() function.

References

Affected packages

Ubuntu:Pro:14.04:LTS / openldap

Package

Name: openldap
Purl: pkg:deb/ubuntu/openldap@2.4.31-1+nmu2ubuntu8.5+esm6?arch=source&distro=trusty/esm

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.4.31-1+nmu2ubuntu8.5+esm6

Affected versions

2.*

2.4.31-1+nmu2ubuntu3

2.4.31-1+nmu2ubuntu4

2.4.31-1+nmu2ubuntu5

2.4.31-1+nmu2ubuntu8

2.4.31-1+nmu2ubuntu8.1

2.4.31-1+nmu2ubuntu8.2

2.4.31-1+nmu2ubuntu8.3

2.4.31-1+nmu2ubuntu8.4

2.4.31-1+nmu2ubuntu8.5

2.4.31-1+nmu2ubuntu8.5+esm1

2.4.31-1+nmu2ubuntu8.5+esm2

2.4.31-1+nmu2ubuntu8.5+esm3

2.4.31-1+nmu2ubuntu8.5+esm4

2.4.31-1+nmu2ubuntu8.5+esm5

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.4.31-1+nmu2ubuntu8.5+esm6",
            "binary_name": "ldap-utils"
        },
        {
            "binary_version": "2.4.31-1+nmu2ubuntu8.5+esm6",
            "binary_name": "libldap-2.4-2"
        },
        {
            "binary_version": "2.4.31-1+nmu2ubuntu8.5+esm6",
            "binary_name": "libldap2-dev"
        },
        {
            "binary_version": "2.4.31-1+nmu2ubuntu8.5+esm6",
            "binary_name": "slapd"
        },
        {
            "binary_version": "2.4.31-1+nmu2ubuntu8.5+esm6",
            "binary_name": "slapd-smbk5pwd"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:Pro:16.04:LTS / openldap

Package

Name: openldap
Purl: pkg:deb/ubuntu/openldap@2.4.42+dfsg-2ubuntu3.13+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.4.42+dfsg-2ubuntu3.13+esm2

Affected versions

2.*

2.4.41+dfsg-1ubuntu2

2.4.41+dfsg-1ubuntu3

2.4.42+dfsg-2ubuntu1

2.4.42+dfsg-2ubuntu3

2.4.42+dfsg-2ubuntu3.1

2.4.42+dfsg-2ubuntu3.2

2.4.42+dfsg-2ubuntu3.3

2.4.42+dfsg-2ubuntu3.4

2.4.42+dfsg-2ubuntu3.5

2.4.42+dfsg-2ubuntu3.6

2.4.42+dfsg-2ubuntu3.7

2.4.42+dfsg-2ubuntu3.8

2.4.42+dfsg-2ubuntu3.9

2.4.42+dfsg-2ubuntu3.10

2.4.42+dfsg-2ubuntu3.11

2.4.42+dfsg-2ubuntu3.12

2.4.42+dfsg-2ubuntu3.13

2.4.42+dfsg-2ubuntu3.13+esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.4.42+dfsg-2ubuntu3.13+esm2",
            "binary_name": "ldap-utils"
        },
        {
            "binary_version": "2.4.42+dfsg-2ubuntu3.13+esm2",
            "binary_name": "libldap-2.4-2"
        },
        {
            "binary_version": "2.4.42+dfsg-2ubuntu3.13+esm2",
            "binary_name": "libldap2-dev"
        },
        {
            "binary_version": "2.4.42+dfsg-2ubuntu3.13+esm2",
            "binary_name": "slapd"
        },
        {
            "binary_version": "2.4.42+dfsg-2ubuntu3.13+esm2",
            "binary_name": "slapd-smbk5pwd"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:Pro:18.04:LTS / openldap

Package

Name: openldap
Purl: pkg:deb/ubuntu/openldap@2.4.45+dfsg-1ubuntu1.11+esm1?arch=source&distro=esm-infra/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.4.45+dfsg-1ubuntu1.11+esm1

Affected versions

2.*

2.4.45+dfsg-1ubuntu1

2.4.45+dfsg-1ubuntu1.1

2.4.45+dfsg-1ubuntu1.2

2.4.45+dfsg-1ubuntu1.3

2.4.45+dfsg-1ubuntu1.4

2.4.45+dfsg-1ubuntu1.5

2.4.45+dfsg-1ubuntu1.6

2.4.45+dfsg-1ubuntu1.7

2.4.45+dfsg-1ubuntu1.8

2.4.45+dfsg-1ubuntu1.9

2.4.45+dfsg-1ubuntu1.10

2.4.45+dfsg-1ubuntu1.11

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.4.45+dfsg-1ubuntu1.11+esm1",
            "binary_name": "ldap-utils"
        },
        {
            "binary_version": "2.4.45+dfsg-1ubuntu1.11+esm1",
            "binary_name": "libldap-2.4-2"
        },
        {
            "binary_version": "2.4.45+dfsg-1ubuntu1.11+esm1",
            "binary_name": "libldap-common"
        },
        {
            "binary_version": "2.4.45+dfsg-1ubuntu1.11+esm1",
            "binary_name": "libldap2-dev"
        },
        {
            "binary_version": "2.4.45+dfsg-1ubuntu1.11+esm1",
            "binary_name": "slapd"
        },
        {
            "binary_version": "2.4.45+dfsg-1ubuntu1.11+esm1",
            "binary_name": "slapd-smbk5pwd"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

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

{
    "binaries": [
        {
            "binary_version": "2.4.49+dfsg-2ubuntu1.10",
            "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"
        }
    ],
    "availability": "No subscription required"
}

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

{
    "binaries": [
        {
            "binary_version": "2.5.16+dfsg-0ubuntu0.22.04.2",
            "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"
        }
    ],
    "availability": "No subscription required"
}