Use of Externally-Controlled Format String Affecting postgresql:12/postgresql-plpython3 package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.03% (10th percentile)

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  • Snyk IDSNYK-RHEL8-POSTGRESQL-16790532
  • published21 May 2026
  • disclosed14 May 2026

Introduced: 14 May 2026

NewCVE-2026-6474  (opens in a new tab)
CWE-134  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 postgresql:12/postgresql-plpython3.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgresql:12/postgresql-plpython3 package and not the postgresql:12/postgresql-plpython3 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

CVSS Base Scores

version 3.1