Out-of-bounds Read Affecting postgresql:12/postgres-decoderbufs package, versions <0:0.10.0-2.module_el8.6.0+2760+1746ec94


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.11% (44th percentile)

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  • Snyk IDSNYK-ALMALINUX8-POSTGRESQL-5616500
  • published28 May 2023
  • disclosed10 Jun 2021

Introduced: 10 Jun 2021

CVE-2021-32029  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 postgresql:12/postgres-decoderbufs to version 0:0.10.0-2.module_el8.6.0+2760+1746ec94 or higher.
This issue was patched in ALSA-2021:2372.

NVD Description

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

A flaw was found in postgresql. Using an UPDATE ... RETURNING command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The highest threat from this vulnerability is to data confidentiality.

CVSS Scores

version 3.1