Buffer Over-read Affecting postgres-decoderbufs package, versions <0:1.9.7-1.Final.module+el9.2.0+17405+aeb9ec60


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.76% (54th percentile)

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  • Snyk IDSNYK-CENTOS9-POSTGRESDECODERBUFS-13014658
  • published23 Sept 2025
  • disclosed8 May 2025

Introduced: 8 May 2025

CVE-2025-4207  (opens in a new tab)
CWE-126  (opens in a new tab)

How to fix?

Upgrade Centos:9 postgres-decoderbufs to version 0:1.9.7-1.Final.module+el9.2.0+17405+aeb9ec60 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgres-decoderbufs package and not the postgres-decoderbufs package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1