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openSUSE Kernel Important CVE-2026-43284 DoS Issue Update 2026-1880-1

opensuse
Calendar Grey May 18, 2026
Dist Opensuse Esm H88
SUSE Linux kernel important update fixes CVE-2026-43284 DoS issue. Apply recommended patches to safeguard your system.
An update that solves one vulnerability can now be installed.

Description

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.255 fixes one

security issue

The following security issue was fixed:

* CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags

(bsc#1264459).

Topics%20covered

Topics Covered

security advisory denial of service DoS vulnerability important kernel OpenSUSE cve-2026-43284

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-2026-1880=1 SUSE-2026-1879=1

* SUSE Linux Enterprise Live Patching 15-SP5

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-1880=1 SUSE-SLE-

Module-Live-Patching-15-SP5-2026-1879=1

* SUSE Linux Enterprise Live Patching 12-SP5

zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2026-1881=1

Package List

* openSUSE Leap 15.5 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP5_Update_34-debugsource-7-150500.2.1

* kernel-livepatch-SLE15-SP5_Update_32-debugsource-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_127-default-debuginfo-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_133-default-debuginfo-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_133-default-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_127-default-7-150500.2.1

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

* kernel-livepatch-SLE15-SP5_Update_34-debugsource-7-150500.2.1

* kernel-livepatch-SLE15-SP5_Update_32-debugsource-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_127-default-debuginfo-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_133-default-debuginfo-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_133-default-7-150500.2.1

* kernel-livepatch-5_14_21-150500_55_127-default-7-150500.2.1

* SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)

*...

Read the Full Advisory

References

* bsc#1264459

## References:

* https://www.suse.com/security/cve/CVE-2026-43284.html

* https://bugzilla.suse.com/show_bug.cgi?id=1264459

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1880-1
Release Date: 2026-05-16T19:04:31Z
Affected Products: * openSUSE Leap 15.5 * SUSE Linux Enterprise High Performance Computing 12 SP5 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise Live Patching 12-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 12 SP5 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP5

Topics%20covered

Topics Covered

security advisory denial of service DoS vulnerability important kernel OpenSUSE cve-2026-43284

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