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.

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Source ID Title
Debian DSA Debian DSA DSA-6438-1 postgresql-17 security update
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 13 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 13 Aug 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Postgresql
Postgresql postgresql
Vendors & Products Postgresql
Postgresql postgresql

Thu, 13 Aug 2026 13:15:00 +0000

Type Values Removed Values Added
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.
Title PostgreSQL stack buffer overflow in argument match writes 0x0 and 0x1 to server memory
Weaknesses CWE-121
References
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published:

Updated: 2026-08-13T15:37:06.930Z

Reserved: 2026-07-03T20:28:17.880Z

Link: CVE-2026-14679

cve-icon Vulnrichment

Updated: 2026-08-13T15:37:02.416Z

cve-icon NVD

Status : Received

Published: 2026-08-13T13:17:45.277

Modified: 2026-08-13T16:17:57.033

Link: CVE-2026-14679

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T14:45:03Z

Weaknesses