CVE-2026-16241 Affecting postgresql14-contrib package, versions <14.24-160000.1.1


Severity

Recommended
medium

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.2% (10th percentile)

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  • Snyk IDSNYK-SLES1600-POSTGRESQL14CONTRIB-20264256
  • published29 Sept 2026
  • disclosed30 Aug 2026

Introduced: 30 Aug 2026

CVE-2026-16241  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 postgresql14-contrib to version 14.24-160000.1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgresql14-contrib package and not the postgresql14-contrib package as distributed by SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. The client overwrites a huge memory region with bytes outside attacker knowledge or control. This typically yields a simple SIGSEGV, but rare cases might achieve client-specific integrity impact via the write. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.

CVSS Base Scores

version 3.1