Security update for postgresql18

Announcement ID: SUSE-SU-2026:20921-1
Release Date: 2026-03-20T14:50:43Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-2003 ( SUSE ): 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
  • 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 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • 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 ( SUSE ): 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 ( SUSE ): 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 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/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 Server - BCI 16.0

An update that solves five vulnerabilities and has one fix can now be installed.

Description:

This update for postgresql18 fixes the following issues:

  • Update to version 18.3. (bsc#1258754)
  • CVE-2026-2003: Guard against unexpected dimensions of oidvector/int2vector (bsc#1258008)
  • CVE-2026-2004: Harden selectivity estimators against being attached to operators that accept unexpected data types. (bsc#1258009)
  • CVE-2026-2005: Fix buffer overrun in contrib/pgcrypto's PGP decryption functions. (bsc#1258010)
  • CVE-2026-2006: Fix inadequate validation of multibyte character lengths. (bsc#1258011)
  • CVE-2026-2007: Harden contrib/pg_trgm against changes in string lowercasing behavior. (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 - BCI 16.0
    zypper in -t patch SUSE-SLES-16.0-422=1

Package List:

  • SUSE Linux Enterprise Server - BCI 16.0 (aarch64 ppc64le s390x x86_64)
    • postgresql18-server-18.3-160000.1.1
    • postgresql18-debuginfo-18.3-160000.1.1
    • libpq5-debuginfo-18.3-160000.1.1
    • postgresql18-server-debuginfo-18.3-160000.1.1
    • postgresql18-server-devel-18.3-160000.1.1
    • postgresql18-plperl-18.3-160000.1.1
    • postgresql18-18.3-160000.1.1
    • postgresql18-plpython-debuginfo-18.3-160000.1.1
    • postgresql18-contrib-18.3-160000.1.1
    • postgresql18-contrib-debuginfo-18.3-160000.1.1
    • libecpg6-debuginfo-18.3-160000.1.1
    • libecpg6-18.3-160000.1.1
    • postgresql18-devel-18.3-160000.1.1
    • postgresql18-pltcl-18.3-160000.1.1
    • postgresql18-debugsource-18.3-160000.1.1
    • postgresql18-devel-debuginfo-18.3-160000.1.1
    • postgresql18-pltcl-debuginfo-18.3-160000.1.1
    • libpq5-18.3-160000.1.1
    • postgresql18-plpython-18.3-160000.1.1
    • postgresql18-plperl-debuginfo-18.3-160000.1.1
    • postgresql18-server-devel-debuginfo-18.3-160000.1.1
  • SUSE Linux Enterprise Server - BCI 16.0 (noarch)
    • postgresql18-docs-18.3-160000.1.1

References: