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SUSE PostgreSQL17 Essential Security Patch CVE-2026-2004 2026-0587-2

suse
Calendar Grey February 20, 2026
Dist Suse Esm H88
Important security update for postgresql17 fixes multiple issues including potential code execution vulnerabilities. Find detailed instructions.
An update that solves four vulnerabilities can now be installed.

Summary

## This update for postgresql17 fixes the following issues: Update to version 17.8. 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 arbitrary code execution important postgresql17

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-2026:0586-1
Release Date: 2026-02-20T10:04:18Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE code execution arbitrary code execution important postgresql17

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