CVE-2026-14679
Publication date 14 August 2026
Last updated 14 August 2026
Ubuntu priority
Description
Stack buffer overflow in PostgreSQL argument name matching allows an object creator to achieve unknown impacts via OUT parameter count. The attack can write only 0x0 and 0x1 bytes. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| postgresql-18 | 26.04 LTS resolute |
Needs evaluation
|
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| postgresql-16 | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble |
Needs evaluation
|
|
| 22.04 LTS jammy | Not in release | |
| postgresql-14 | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy |
Needs evaluation
|
|
| postgresql-12 | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal |
Needs evaluation
|
|
| postgresql-10 | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 18.04 LTS bionic |
Needs evaluation
|
|
| postgresql-9.5 | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 16.04 LTS xenial |
Needs evaluation
|
|
| postgresql-9.3 | 26.04 LTS resolute | Not in release |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 14.04 LTS trusty |
Vulnerable, fix deferred
|
Notes
leosilva
PostgreSQL 9.3 is end of life upstream, and no updates are are available. Marking as deferred in -esm-main releases. PostgreSQL 9.3 is end of life upstream, and no updates are are available. Marking as deferred in -esm-main releases. PostgreSQL 9.3 is end of life upstream, and no updates are are available. Marking as deferred in -esm-main releases. PostgreSQL 9.3 is end of life upstream, and no updates are are available. Marking as deferred in -esm-main releases.
Severity score breakdown
CVSS version: CVSS v3.0
Base score
8.2 · High
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H