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SUSE Micro 6.0 Kernel Important Fixes for 21 Security Issues 2026-22678-1

suse
Calendar Grey July 20, 2026
Scroller Suse
SUSE Linux Enterprise Micro 6.0 releases an important kernel update addressing multiple vulnerabilities to enhance system security.
SUSE Linux Micro 6.0 receives an important security update addressing 21 vulnerabilities, improving kernel stability and security through various patches for identified CVEs.

Summary

## This update for the SUSE Linux Enterprise Kernel 6.4.0-44.1 fixes various security issues The following security issues were fixed: * CVE-2026-23393: bridge: cfm: Fix race condition in peer_mep deletion (bsc#1260524). * CVE-2026-31505: iavf: fix out-of-bounds writes in iavf_get_ethtool_stats() (bsc#1263094). * CVE-2026-31533: net/tls: fix use-after-free in -EBUSY error path of tls_do_encryption (bsc#1262759). * CVE-2026-31586: mm: blk-cgroup: fix use-after-free in cgwb_release_workfn() (bsc#1263177). * CVE-2026-31685: netfilter: ip6t_eui64: reject invalid MAC header for all packets (bsc#1263670). * CVE-2026-43025: netfilter: ctnetlink: ignore explicit helper on new expectations (bsc#1264253). * CVE-2026-43027: netfilter: nf_conntrack_helper: pass helper to expect

Topics%20covered

Topics Covered

security advisory security issue SuSE important kernel linux

References

* bsc#1260524

* bsc#1262759

* bsc#1263094

* bsc#1263177

* bsc#1263670

* bsc#1264252

* bsc#1264253

* bsc#1264567

* bsc#1264849

* bsc#1265117

* bsc#1265197

* bsc#1265945

* bsc#1266015

* bsc#1266265

* bsc#1267206

* bsc#1267698

* bsc#1267723

* bsc#1267893

* bsc#1268662

* bsc#1269023

* bsc#1269495

Cross-

* CVE-2026-23393

* CVE-2026-31505

* CVE-2026-31533

* CVE-2026-31586

* CVE-2026-31685

* CVE-2026-43025

* CVE-2026-43027

* CVE-2026-43037

* CVE-2026-43120

* CVE-2026-43190

* CVE-2026-43366

* CVE-2026-43494

* CVE-2026-43501

* CVE-2026-45970

* CVE-2026-46120

* CVE-2026-46173

* CVE-2026-46227

* CVE-2026-46243

* CVE-2026-52909

* CVE-2026-52943

* CVE-2026-53362

CVSS scores:

* CVE-2026-23393 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22678-1
Release Date: 2026-07-16T08:24:09Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE important kernel linux

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