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SUSE Linux Micro 6.1 Kernel RT Important Threat CVE-2026-43284

suse
Calendar Grey May 21, 2026
Dist Suse Esm H88
SUSE released a security advisory for Kernel RT fixing CVE-2026-43284, rated important with patch instructions.
An update that solves one vulnerability can now be installed.

Summary

## This update for the SUSE Linux Enterprise Kernel 6.4.0-31.1 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: * SUSE Linux Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-kernel-403=1 ## Package List: * SUSE Linux Micro 6.1 (x86_64) * kernel-livepatch-MICRO-6-0-RT_Update_8-debugsource-17-1.2 * kernel-livepatch-6_4_0-31-rt-debuginfo-17-1.2 * kernel-livepatch-6_4_0-31-rt-17-1.2

Topics%20covered

Topics Covered

security advisory update SuSE threat important kernel

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:

* SUSE Linux Micro 6.1

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-2026:21709-1
Release Date: 2026-05-14T06:30:06Z
Rating: important

Topics%20covered

Topics Covered

security advisory update SuSE threat important kernel

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