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SUSE postgresql16 Crucial Security Patch for Code Execution CVE-2026-2003

suse
Calendar Grey February 20, 2026
Dist Suse Esm H88
SUSE's security update for postgresql16 addresses important issues across multiple vulnerabilities.
An update that solves four vulnerabilities can now be installed.

Summary

## This update for postgresql16 fixes the following issues: Update to version 16.12. Security issues fixed: * CVE-2026-2003: improper validation of type "oidvector" may allow disclose a few bytes of server memory (bsc#1258008). * CVE-2026-2004: intarray missing validation of type of input to selectivity estimator could lead to arbitrary code execution (bsc#1258009). * CVE-2026-2005: buffer overrun in contrib/pgcrypto's PGP decryption functions could lead to arbitrary code execution (bsc#1258010). * CVE-2026-2006: inadequate validation of multibyte character lengths could lead to arbitrary code execution (bsc#1258011). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".

Topics%20covered

Topics Covered

security advisory SuSE code execution important memory disclosure postgresql16

References

* bsc#1258008

* bsc#1258009

* bsc#1258010

* bsc#1258011

Cross-

* CVE-2026-2003

* CVE-2026-2004

* CVE-2026-2005

* CVE-2026-2006

CVSS scores:

* CVE-2026-2003 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

* CVE-2026-2004 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-2005 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-2006 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0588-1
Release Date: 2026-02-20T10:05:20Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE code execution important memory disclosure postgresql16

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