SUSE-SU-2026:0585-1: important: Security update for postgresql18

[SLE-SECURITY-UPDATES]

# Security update for postgresql18

Announcement ID: SUSE-SU-2026:0585-1  
Release Date: 2026-02-20T10:03:37Z  
Rating: important  
References:

  * bsc#1258008
  * bsc#1258009
  * bsc#1258010
  * bsc#1258011
  * bsc#1258012

  
Cross-References:

  * CVE-2026-2003
  * CVE-2026-2004
  * CVE-2026-2005
  * CVE-2026-2006
  * CVE-2026-2007

  
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
  * CVE-2026-2007 ( NVD ):  8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves five vulnerabilities can now be installed.

## Description:

This update for postgresql18 fixes the following issues:

Update to version 18.2.

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).
  * CVE-2026-2007: pg_trgm heap buffer overflow can cause to write pattern onto
    server memory (bsc#1258012).

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-585=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-585=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * libecpg6-32bit-18.2-8.6.1
    * libpq5-debuginfo-32bit-18.2-8.6.1
    * libecpg6-debuginfo-32bit-18.2-8.6.1
    * libpq5-32bit-18.2-8.6.1
    * libpq5-debuginfo-18.2-8.6.1
    * libecpg6-debuginfo-18.2-8.6.1
    * libpq5-18.2-8.6.1
    * libecpg6-18.2-8.6.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * libecpg6-18.2-8.6.1
    * libpq5-debuginfo-18.2-8.6.1
    * libecpg6-debuginfo-18.2-8.6.1
    * libpq5-18.2-8.6.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
    * libecpg6-32bit-18.2-8.6.1
    * libpq5-debuginfo-32bit-18.2-8.6.1
    * libpq5-32bit-18.2-8.6.1
    * libecpg6-debuginfo-32bit-18.2-8.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-2003.html
  * https://www.suse.com/security/cve/CVE-2026-2004.html
  * https://www.suse.com/security/cve/CVE-2026-2005.html
  * https://www.suse.com/security/cve/CVE-2026-2006.html
  * https://www.suse.com/security/cve/CVE-2026-2007.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1258008
  * https://bugzilla.suse.com/show_bug.cgi?id=1258009
  * https://bugzilla.suse.com/show_bug.cgi?id=1258010
  * https://bugzilla.suse.com/show_bug.cgi?id=1258011
  * https://bugzilla.suse.com/show_bug.cgi?id=1258012

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