UBUNTU-CVE-2026-14676

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Source

https://ubuntu.com/security/CVE-2026-14676

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-14676.json

JSON Data

https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2026-14676

Upstream

CVE-2026-14676

Downstream

USN-8653-1

Related

USN-8653-1

Published

2026-08-13T13:17:00Z

Modified

2026-09-02T19:39:44Z

Severity

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

Summary

[none]

Details

Heap buffer overflow in PostgreSQL pg_stat_statements allows the query author to execute arbitrary code as the operating system user running the database, via crafted queries containing array constants. Within major version 18, minor versions before PostgreSQL 18.6 are affected. Versions before PostgreSQL 18 are unaffected.

References

Affected packages

Ubuntu:Pro:14.04:LTS / postgresql-9.3

Package

Name: postgresql-9.3
Purl: pkg:deb/ubuntu/postgresql-9.3?arch=source&distro=esm-infra-legacy%2Ftrusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Affected versions

9.*

9.3.1-1

9.3.2-1

9.3.2-1ubuntu1

9.3.2-1ubuntu2

9.3.3-1

9.3.3-1bzr1

9.3.3-1bzr2

9.3.4-1

9.3.5-0ubuntu0.14.04.1

9.3.6-0ubuntu0.14.04

9.3.7-0ubuntu0.14.04

9.3.8-0ubuntu0.4.04

9.3.9-0ubuntu0.14.04

9.3.10-0ubuntu0.14.04

9.3.11-0ubuntu0.14.04

9.3.12-0ubuntu0.14.04

9.3.13-0ubuntu0.14.04

9.3.14-0ubuntu0.14.04

9.3.15-0ubuntu0.14.04

9.3.16-0ubuntu0.14.04

9.3.17-0ubuntu0.14.04

9.3.18-0ubuntu0.14.04.1

9.3.19-0ubuntu0.14.04

9.3.20-0ubuntu0.14.04

9.3.21-0ubuntu0.14.04

9.3.22-0ubuntu0.14.04

9.3.23-0ubuntu0.14.04

9.3.24-0ubuntu0.14.04

9.3.24-0ubuntu0.14.04+esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "libecpg-compat3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "libecpg6",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "libpgtypes3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "libpq5",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-client-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-contrib-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-doc-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-plperl-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-plpython-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-plpython3-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-pltcl-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        },
        {
            "binary_name": "postgresql-server-dev-9.3",
            "binary_version": "9.3.24-0ubuntu0.14.04+esm1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-14676.json"

Ubuntu:26.04:LTS / postgresql-18

Package

Name: postgresql-18
Purl: pkg:deb/ubuntu/postgresql-18?arch=source&distro=resolute

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

18.6-0ubuntu0.26.04.1

Affected versions

18.*

18.0-1

18.1-1

18.1-1ubuntu1

18.1-1ubuntu2

18.1-2

18.3-1

18.4-0ubuntu0.26.04.1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libecpg-compat3",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "libecpg6",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "libpgtypes3",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "libpq-oauth",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "libpq5",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-18",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-18-jit",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-client-18",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-doc-18",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-plperl-18",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-plpython3-18",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-pltcl-18",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        },
        {
            "binary_name": "postgresql-server-dev-18",
            "binary_version": "18.6-0ubuntu0.26.04.1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-14676.json"