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openSUSE PostgreSQL JDBC Important Denial of Service Fix 2026-2028-1

opensuse
Calendar Grey May 20, 2026
Dist Opensuse Esm H88
Security patch for postgresql-jdbc addresses important DoS issue to enhance openSUSE system stability and security.
An update that solves one vulnerability can now be installed.

Description

This update for postgresql-jdbc fixes the following issue

* CVE-2026-42198: client-side denial of service via malicious SCRAM-SHA-256

authentication (bsc#1264174).

Topics%20covered

Topics Covered

security advisory denial of service update important OpenSUSE PostgreSQL JDBC

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:

* SUSE Linux Enterprise Server 15 SP5 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-2028=1

* SUSE Linux Enterprise Server 15 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2028=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2028=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-2028=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2028=1

* openSUSE Leap 15.4

zypper in -t patch SUSE-2026-2028=1

* Server Applications Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-2028=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15...

Read the Full Advisory

Package List

* SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* openSUSE Leap 15.4 (noarch)

* postgresql-jdbc-javadoc-42.2.25-150400.3.15.1

* postgresql-jdbc-42.2.25-150400.3.15.1

* Server Applications Module 15-SP7 (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)

* postgresql-jdbc-42.2.25-150400.3.15.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)

*...

Read the Full Advisory

References

* bsc#1264174

## References:

* https://www.suse.com/security/cve/CVE-2026-42198.html

* https://bugzilla.suse.com/show_bug.cgi?id=1264174

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2028-1
Release Date: 2026-05-20T09:08:29Z
Affected Products: * openSUSE Leap 15.4 * Server Applications Module 15-SP7 * 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 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * 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 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

Topics%20covered

Topics Covered

security advisory denial of service update important OpenSUSE PostgreSQL JDBC

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