Audit Linux privileges now to limit compromise, escalation, and system-wide damage. Review Linux Privileges×

Alerts This Week
Warning Icon 1 455
Alerts This Week
Warning Icon 1 455

SUSE Kernel RT Important Security Issues Advisory 2026-22717-1

suse
Calendar Grey July 22, 2026
Scroller Suse
Address critical vulnerabilities in the SUSE Linux Kernel RT with the latest important security update improving system integrity.
SUSE Linux Enterprise Micro 6.0 has released an important security update fixing 21 vulnerabilities in the Kernel, addressing issues related to memory management and network protoc...

Summary

## This update for the SUSE Linux Enterprise Kernel 6.4.0-45.1 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 threat important kernel-rt

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-2026:22717-1
Release Date: 2026-07-16T08:24:10Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE threat important kernel-rt

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.