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openSUSE 15.5 Kernel Important Ata Buffer Overflow Fix SUSE-SU-2026-1060-1

opensuse
Calendar Grey March 26, 2026
Dist Opensuse Esm H88
Critical patch released for openSUSE fixing buffer overflow in ata library to enhance system security and stability.
An update that solves one vulnerability can now be installed.

Description

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.136 fixes one

security issue

The following security issue was fixed:

* CVE-2025-21738: ata: libata-sff: ensure that we cannot write outside the

allocated buffer (bsc#1257118).

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel OpenSUSE ata

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 15.5

zypper in -t patch SUSE-2026-1060=1

* SUSE Linux Enterprise Live Patching 15-SP5

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-1060=1

Package List

* openSUSE Leap 15.5 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP5_Update_35-debugsource-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_136-default-debuginfo-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_136-default-2-150500.2.1

* SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP5_Update_35-debugsource-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_136-default-debuginfo-2-150500.2.1

* kernel-livepatch-5_14_21-150500_55_136-default-2-150500.2.1

References

* bsc#1257118

## References:

* https://www.suse.com/security/cve/CVE-2025-21738.html

* https://bugzilla.suse.com/show_bug.cgi?id=1257118

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1060-1
Release Date: 2026-03-26T10:04:45Z
Affected Products: * openSUSE Leap 15.5 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise Live Patching 15-SP5 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Real Time 15 SP5 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP5

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel OpenSUSE ata

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