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openSUSE 15.4 cosign Important Security Update SUSE-SU-2026-1486-1

opensuse
Calendar Grey April 20, 2026
Dist Opensuse Esm H88
Important security update for cosign in openSUSE with key patch installation instructions for various systems.
An update that can now be installed.

Description

This update for cosign rebuilds it against the current go 1.25 security release.

Topics%20covered

Topics Covered

security advisory security issue important OpenSUSE permission escalation cosign

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 High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1486=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1486=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1486=1

* SUSE Linux Enterprise Server 15 SP4 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1486=1

* SUSE Linux Enterprise Server 15 SP5 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1486=1

* SUSE Linux Enterprise Server 15 SP6 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1486=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

zypper in -t patch...

Read the Full Advisory

Package List

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64

x86_64)

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64

x86_64)

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64

x86_64)

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)

* cosign-debuginfo-3.0.5-150400.3.39.1

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)

* cosign-3.0.5-150400.3.39.1

* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)

* cosign-debuginfo-3.0.5-150400.3.39.1

*...

Read the Full Advisory

References

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1486-1
Release Date: 2026-04-20T15:51:24Z
Affected Products: * Basesystem Module 15-SP7 * openSUSE Leap 15.4 * SUSE Linux Enterprise Desktop 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 security issue important OpenSUSE permission escalation cosign

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