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openSUSE Kernel Important Fix for IPV6 and KVM Issues 2026-3351-1

opensuse
Calendar Grey July 28, 2026
Scroller Opensuse
Important update for openSUSE kernel addressing multiple vulnerabilities with installation instructions.
SUSE released Live Patch 40 for Linux Kernel, addressing three vulnerabilities with important ratings

Description

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.166 fixes

various security issues:

The following security issues were fixed:

* CVE-2026-43038: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()

(bsc#1271648).

* CVE-2026-46113: KVM: x86: Fix shadow paging use-after-free due to unexpected

GFN (bsc#1266970).

* CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected

role (bsc#1270060).

Topics%20covered

Topics Covered

security advisory update SuSE vulnerability important kernel

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:

* SUSE Linux Enterprise Live Patching 15-SP4

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-3351=1

* openSUSE Leap 15.4

zypper in -t patch SUSE-2026-3351=1

* SUSE Linux Enterprise Live Patching 15-SP5

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-3328=1 SUSE-SLE-

Module-Live-Patching-15-SP5-2026-3349=1

* openSUSE Leap 15.5

zypper in -t patch SUSE-2026-3349=1 SUSE-2026-3328=1

Package List

* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)

* kernel-livepatch-5_14_21-150400_24_219-default-3-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_54-debugsource-3-150400.2.1

* kernel-livepatch-5_14_21-150400_24_219-default-debuginfo-3-150400.2.1

* openSUSE Leap 15.4 (ppc64le s390x x86_64)

* kernel-livepatch-5_14_21-150400_24_219-default-3-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_54-debugsource-3-150400.2.1

* kernel-livepatch-5_14_21-150400_24_219-default-debuginfo-3-150400.2.1

* openSUSE Leap 15.5 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP5_Update_41-debugsource-3-150500.2.1

* kernel-livepatch-5_14_21-150500_55_166-default-debuginfo-3-150500.2.1

* kernel-livepatch-5_14_21-150500_55_166-default-3-150500.2.1

* kernel-livepatch-5_14_21-150500_55_169-default-debuginfo-3-150500.2.1

* kernel-livepatch-SLE15-SP5_Update_40-debugsource-3-150500.2.1

* kernel-livepatch-5_14_21-150500_55_169-default-3-150500.2.1

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

Read the Full Advisory

References

* bsc#1266970

* bsc#1270060

* bsc#1271648

## References:

* https://www.suse.com/security/cve/CVE-2026-43038.html

* https://www.suse.com/security/cve/CVE-2026-46113.html

* https://www.suse.com/security/cve/CVE-2026-53359.html

* https://bugzilla.suse.com/show_bug.cgi?id=1266970

* https://bugzilla.suse.com/show_bug.cgi?id=1270060

* https://bugzilla.suse.com/show_bug.cgi?id=1271648

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:3351-1
Release Date: 2026-07-28T12:10:24Z

Topics%20covered

Topics Covered

security advisory update SuSE vulnerability important kernel

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