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openSUSE postgresql18 Important Security Fix 2026-1944-1

opensuse
Calendar Grey May 18, 2026
Dist Opensuse Esm H88
Update for postgresql18 resolves 11 vulnerabilities with one important fix and feature enhancement for openSUSE.
An update that solves 11 vulnerabilities, contains one feature and has one security fix can now be installed.

Description

This update for postgresql18 fixes the following issues

Update to version 18.4.

Security issues:

* CVE-2026-6472: ensure the user has CREATE privilege on the schema specified

(bsc#1265172).

* CVE-2026-6473: integer overflows in memory-allocation calculations

(bsc#1265173).

* CVE-2026-6474: Guard against malicious time zone names (bsc#1265174).

* CVE-2026-6475: Prevent path traversal in pg_basebackup and pg_rewind

(bsc#1265175).

* CVE-2026-6476: Properly quote subscription names in pg_createsubscriber

(bsc#1265176).

* CVE-2026-6477: Mark PQfn() as unsafe, and avoid using it within libpq

(bsc#1265177).

* CVE-2026-6478: Use timing-safe string comparisons in authentication code

(bsc#1265178).

* CVE-2026-6479: Prevent unbounded recursion while processing startup packets

(bsc#1265179).

* CVE-2026-6575: Detect faulty input when restoring attribute MCV statistics

(bsc#1265180).

* CVE-2026-6637: Prevent SQL injection and buffer overruns...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory SQL Injection buffer overflow important OpenSUSE postgresql18

Patch

## 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:

* openSUSE Leap 15.6

zypper in -t patch SUSE-2026-1944=1

* Server Applications Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-1944=1

* SUSE Linux Enterprise Server 15 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1944=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1944=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1944=1

* SUSE Package Hub 15 15-SP7

zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1944=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* postgresql18-pltcl-18.4-150600.13.11.1

* postgresql18-18.4-150600.13.11.1

* postgresql18-devel-mini-debuginfo-18.4-150600.13.11.1

* postgresql18-plpython-18.4-150600.13.11.1

* postgresql18-llvmjit-18.4-150600.13.11.1

* postgresql18-server-devel-18.4-150600.13.11.1

* postgresql18-contrib-debuginfo-18.4-150600.13.11.1

* postgresql18-devel-debuginfo-18.4-150600.13.11.1

* postgresql18-plperl-18.4-150600.13.11.1

* postgresql18-mini-debugsource-18.4-150600.13.11.1

* libecpg6-18.4-150600.13.11.1

* postgresql18-llvmjit-devel-18.4-150600.13.11.1

* postgresql18-devel-18.4-150600.13.11.1

* postgresql18-contrib-18.4-150600.13.11.1

* postgresql18-test-18.4-150600.13.11.1

* postgresql18-plperl-debuginfo-18.4-150600.13.11.1

* postgresql18-server-debuginfo-18.4-150600.13.11.1

* libpq5-18.4-150600.13.11.1

* postgresql18-devel-mini-18.4-150600.13.11.1

* postgresql18-plpython-debuginfo-18.4-150600.13.11.1

* postgresql18-pltcl-debuginfo-18.4-150600.13.11.1

*...

Read the Full Advisory

References

* bsc#1263804

* bsc#1265172

* bsc#1265173

* bsc#1265174

* bsc#1265175

* bsc#1265176

* bsc#1265177

* bsc#1265178

* bsc#1265179

* bsc#1265180

* bsc#1265181

* bsc#1265182

* jsc#PED-14820

## References:

* https://www.suse.com/security/cve/CVE-2026-6472.html

* https://www.suse.com/security/cve/CVE-2026-6473.html

* https://www.suse.com/security/cve/CVE-2026-6474.html

* https://www.suse.com/security/cve/CVE-2026-6475.html

* https://www.suse.com/security/cve/CVE-2026-6476.html

* https://www.suse.com/security/cve/CVE-2026-6477.html

* https://www.suse.com/security/cve/CVE-2026-6478.html

* https://www.suse.com/security/cve/CVE-2026-6479.html

* https://www.suse.com/security/cve/CVE-2026-6575.html

* https://www.suse.com/security/cve/CVE-2026-6637.html

* https://www.suse.com/security/cve/CVE-2026-6638.html

* https://bugzilla.suse.com/show_bug.cgi?id=1263804

* https://bugzilla.suse.com/show_bug.cgi?id=1265172

* https://bugzilla.suse.com/show_bug.cgi?id=1265173

* https://bugzilla.suse.com/show_bug.cgi?id=1265174

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1944-1
Release Date: 2026-05-18T07:47:51Z
Affected Products: * Basesystem Module 15-SP7 * openSUSE Leap 15.6 * Server Applications Module 15-SP7 * SUSE Linux Enterprise Desktop 15 SP7 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP6 LTSS * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7 * SUSE Package Hub 15 15-SP7

Topics%20covered

Topics Covered

security advisory SQL Injection buffer overflow important OpenSUSE postgresql18

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