CVE-2023-5868 Affecting postgresql-pltcl package, versions <0:13.13-1.el9_3


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.21% (60th percentile)

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  • Snyk IDSNYK-ALMALINUX9-POSTGRESQLPLTCL-6126065
  • published14 Dec 2023
  • disclosed13 Dec 2023

Introduced: 13 Dec 2023

CVE-2023-5868  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:9 postgresql-pltcl to version 0:13.13-1.el9_3 or higher.
This issue was patched in ALSA-2023:7784.

NVD Description

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

A memory disclosure vulnerability was found in PostgreSQL that allows remote users to access sensitive information by exploiting certain aggregate function calls with 'unknown'-type arguments. Handling 'unknown'-type values from string literals without type designation can disclose bytes, potentially revealing notable and confidential information. This issue exists due to excessive data output in aggregate function calls, enabling remote users to read some portion of system memory.

References

CVSS Scores

version 3.1