Insufficient Granularity of Access Control Affecting postgresql:15/postgres-decoderbufs package, versions <0:1.9.7-1.Final.module_el8.8.0+3487+43ec1b9f


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.35% (73rd percentile)

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  • Snyk IDSNYK-ALMALINUX8-POSTGRESQL-6139335
  • published25 Dec 2023
  • disclosed13 Dec 2023

Introduced: 13 Dec 2023

CVE-2023-39418  (opens in a new tab)
CWE-1220  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 postgresql:15/postgres-decoderbufs to version 0:1.9.7-1.Final.module_el8.8.0+3487+43ec1b9f or higher.
This issue was patched in ALSA-2023:7884.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgresql:15/postgres-decoderbufs package and not the postgresql:15/postgres-decoderbufs package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

A vulnerability was found in PostgreSQL with the use of the MERGE command, which fails to test new rows against row security policies defined for UPDATE and SELECT. If UPDATE and SELECT policies forbid some rows that INSERT policies do not forbid, a user could store such rows.

CVSS Scores

version 3.1