Out-of-bounds Read Affecting postgresql:13/postgresql-plperl package, versions <0:13.3-1.module+el8.4.0+11254+85259292


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.11% (44th percentile)

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  • Snyk IDSNYK-RHEL8-POSTGRESQL-4047463
  • published26 Jul 2021
  • disclosed13 May 2021

Introduced: 13 May 2021

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

How to fix?

Upgrade RHEL:8 postgresql:13/postgresql-plperl to version 0:13.3-1.module+el8.4.0+11254+85259292 or higher.
This issue was patched in RHSA-2021:2375.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgresql:13/postgresql-plperl package and not the postgresql:13/postgresql-plperl package as distributed by RHEL. See How to fix? for RHEL: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