CVE-2025-4207 – PostgreSQL Buffer Over-Read Denial of Service

The following table lists the changes that have been made to the
CVE-2025-4207 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by f86ef6dc-4d3a-42ad-8f28-e6d5547a5007

    May. 08, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V3.1 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-126
    Added Reference https://www.postgresql.org/support/security/CVE-2025-4207/
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