CVE-2025-4207

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

Buffer over-read in PostgreSQL GB18030 encoding validation allows a database input provider to achieve temporary denial of service on platforms where a 1-byte over-read can elicit process termination. This affects the database server and also libpq. Versions before PostgreSQL 17.5, 16.9, 15.13, 14.18, and 13.21 are affected.

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-126

Affected software

No affected versions have been published.

Timeline

Published: May 8, 2025
Last modified: Jun 17, 2026
NVD status: Deferred

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