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Vulnerability IntelligenceSUSE-SU-2026:21691-1

SUSE-SU-2026:21691-1

HIGH8.8

Security update for the Linux Kernel (Live Patch 19 for SUSE Linux Enterprise Micro 6.0)

Published May 14, 2026

Modified 4 weeks ago

Fix available

Details

Description of the patch:

This update for the SUSE Linux Enterprise Kernel 6.4.0-42.1 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).

Affected Packages

kernel-livepatch-6_4_0-42-default

SUSE Linux Micro 6.1

Fixed in:

2-1.1

References

https://bugzilla.suse.com/1264459

https://lists.suse.com/pipermail/sle-updates/2026-May/046676.html

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

https://www.suse.com/support/security/rating/

https://www.suse.com/support/update/announcement/2026/suse-su-202621691-1/

CVSS Analysis

CVSS v3.1

8.8

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

ChangedS:C

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

8.8/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Upstream

Ecosystems

SUSE Linux Micro 6.1

Timeline

PublishedMay 14, 2026

ModifiedMay 14, 2026

SUSE-SU-2026:21691-1 | Mondoo Vulnerability Intelligence