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openSUSE Kernel Important Fix CVE-2026-43284 Live Patch 2026-1875-1

suse
Calendar Grey May 18, 2026
Dist Suse Esm H88
Install SUSE Linux Kernel Live Patch to resolve critical security issue causing potential data leakage risks.
An update that solves one vulnerability can now be installed.

Summary

## This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.113 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). ## 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-2026-1875=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-1875=1 ## Package List: * openSUSE Leap 15.5 (ppc64le s390x x86_64) * kernel-livepatch-5_14_21-150500_55_113-default-17-150500.2.1 * kernel-livepatch-SLE15-SP5_Update_28-debugsource-17-150500.2.1

Topics%20covered

Topics Covered

security advisory DoS important kernel OpenSUSE cve-2026-43284

References

* bsc#1264459

Cross-

* CVE-2026-43284

CVSS scores:

* CVE-2026-43284 ( SUSE ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

* CVE-2026-43284 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

* CVE-2026-43284 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

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

An update that solves one vulnerability can now be installed.

##

* 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-2026:1875-1
Release Date: 2026-05-15T19:05:21Z
Rating: important

Topics%20covered

Topics Covered

security advisory DoS important kernel OpenSUSE cve-2026-43284

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