UBUNTU-CVE-2026-11611

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Source

https://ubuntu.com/security/CVE-2026-11611

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-11611

Upstream

CVE-2026-11611

Published

2026-06-08T17:16:00Z

Modified

2026-06-11T13:02:04Z

Severity

6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

A flaw was found in 389 Directory Server. The Content Synchronization persistent search plugin allows unbounded memory growth when an authenticated client stops reading sync responses, enabling denial of service. Additional race conditions in plugin thread lifecycle can cause crashes during connection teardown or shutdown.

References

Affected packages

Ubuntu:22.04:LTS

389-ds-base

Package

Name: 389-ds-base
Purl: pkg:deb/ubuntu/389-ds-base?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.4.4.11-2build1

1.4.4.11-2build2

1.4.4.17-1

2.*

2.0.11-2

2.0.14-1

2.0.15-1

2.0.15-1ubuntu2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "389-ds",
            "binary_version": "2.0.15-1ubuntu2"
        },
        {
            "binary_name": "389-ds-base",
            "binary_version": "2.0.15-1ubuntu2"
        },
        {
            "binary_name": "389-ds-base-libs",
            "binary_version": "2.0.15-1ubuntu2"
        },
        {
            "binary_name": "cockpit-389-ds",
            "binary_version": "2.0.15-1ubuntu2"
        },
        {
            "binary_name": "python3-lib389",
            "binary_version": "2.0.15-1ubuntu2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json"

Ubuntu:24.04:LTS

389-ds-base

Package

Name: 389-ds-base
Purl: pkg:deb/ubuntu/389-ds-base?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.3.4+dfsg1-1

2.4.4+dfsg1-1ubuntu1

2.4.4+dfsg1-1ubuntu4

2.4.4+dfsg1-3

2.4.5+dfsg1-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "389-ds",
            "binary_version": "2.4.5+dfsg1-1"
        },
        {
            "binary_name": "389-ds-base",
            "binary_version": "2.4.5+dfsg1-1"
        },
        {
            "binary_name": "389-ds-base-libs",
            "binary_version": "2.4.5+dfsg1-1"
        },
        {
            "binary_name": "cockpit-389-ds",
            "binary_version": "2.4.5+dfsg1-1"
        },
        {
            "binary_name": "python3-lib389",
            "binary_version": "2.4.5+dfsg1-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json"

Ubuntu:25.10

389-ds-base

Package

Name: 389-ds-base
Purl: pkg:deb/ubuntu/389-ds-base?arch=source&distro=questing

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.1.2+dfsg1-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "389-ds",
            "binary_version": "3.1.2+dfsg1-1"
        },
        {
            "binary_name": "389-ds-base",
            "binary_version": "3.1.2+dfsg1-1"
        },
        {
            "binary_name": "389-ds-base-libs",
            "binary_version": "3.1.2+dfsg1-1"
        },
        {
            "binary_name": "cockpit-389-ds",
            "binary_version": "3.1.2+dfsg1-1"
        },
        {
            "binary_name": "python3-lib389",
            "binary_version": "3.1.2+dfsg1-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json"

Ubuntu:26.04:LTS

389-ds-base

Package

Name: 389-ds-base
Purl: pkg:deb/ubuntu/389-ds-base?arch=source&distro=resolute

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.1.2+dfsg1-1

3.1.2+vendor1-2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "389-ds",
            "binary_version": "3.1.2+vendor1-2"
        },
        {
            "binary_name": "389-ds-base",
            "binary_version": "3.1.2+vendor1-2"
        },
        {
            "binary_name": "389-ds-base-libs",
            "binary_version": "3.1.2+vendor1-2"
        },
        {
            "binary_name": "cockpit-389-ds",
            "binary_version": "3.1.2+vendor1-2"
        },
        {
            "binary_name": "python3-lib389",
            "binary_version": "3.1.2+vendor1-2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json"

Ubuntu:Pro:16.04:LTS

389-ds-base

Package

Name: 389-ds-base
Purl: pkg:deb/ubuntu/389-ds-base?arch=source&distro=esm-apps%2Fxenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.3.3.12-1build1

1.3.3.13-1

1.3.4.5-2

1.3.4.8-1

1.3.4.8-3

1.3.4.8-3ubuntu1

1.3.4.8-4

1.3.4.9-1

1.3.4.9-1ubuntu0.1~esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "389-ds",
            "binary_version": "1.3.4.9-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "389-ds-base",
            "binary_version": "1.3.4.9-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "389-ds-base-libs",
            "binary_version": "1.3.4.9-1ubuntu0.1~esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json"

Ubuntu:Pro:18.04:LTS

389-ds-base

Package

Name: 389-ds-base
Purl: pkg:deb/ubuntu/389-ds-base?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.3.7.5-1

1.3.7.5-1build1

1.3.7.5-1build2

1.3.7.9-1

1.3.7.10-1

1.3.7.10-1ubuntu1

1.3.7.10-1ubuntu1+esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "389-ds",
            "binary_version": "1.3.7.10-1ubuntu1+esm1"
        },
        {
            "binary_name": "389-ds-base",
            "binary_version": "1.3.7.10-1ubuntu1+esm1"
        },
        {
            "binary_name": "389-ds-base-libs",
            "binary_version": "1.3.7.10-1ubuntu1+esm1"
        },
        {
            "binary_name": "python3-dirsrvtests",
            "binary_version": "1.3.7.10-1ubuntu1+esm1"
        },
        {
            "binary_name": "python3-lib389",
            "binary_version": "1.3.7.10-1ubuntu1+esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json"

Ubuntu:Pro:20.04:LTS

389-ds-base

Package

Name: 389-ds-base
Purl: pkg:deb/ubuntu/389-ds-base?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.4.1.6-4

1.4.1.6-4build1

1.4.2.4-1

1.4.2.4-1build1

1.4.3.2-1

1.4.3.2-1build1

1.4.3.6-2

1.4.3.6-2ubuntu0.1~esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "389-ds",
            "binary_version": "1.4.3.6-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "389-ds-base",
            "binary_version": "1.4.3.6-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "389-ds-base-libs",
            "binary_version": "1.4.3.6-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "cockpit-389-ds",
            "binary_version": "1.4.3.6-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "python3-lib389",
            "binary_version": "1.4.3.6-2ubuntu0.1~esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-11611.json"