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SUSE Linux Enterprise Server 16.0 Major Kernel Security Patch 2026-2020-1

suse
Calendar Grey February 5, 2026
Dist Suse Esm H88
SUSE Linux Kernel update fixes 215 security flaws, enhancing stability and performance in version 16.0.
An update that solves 215 vulnerabilities, contains three features and has 23 fixes can now be installed.

Summary

## The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2025-38704: rcu/nocb: Fix possible invalid rdp's->nocb_cb_kthread pointer (bsc#1254408). * CVE-2025-39880: ceph: fix race condition validating r_parent before applying state (bsc#1250388). * CVE-2025-39977: futex: Prevent use-after-free during requeue-PI (bsc#1252046). * CVE-2025-40042: tracing: Fix race condition in kprobe initialization causing NULL pointer dereference (bsc#1252861). * CVE-2025-40123: bpf: Enforce expected_attach_type for tailcall compatibility (bsc#1253365). * CVE-2025-40130: scsi: ufs: core: Fix data race in CPU latency PM QoS request handling * CVE-2025-40160: xen/events: Cleanup find_virq() return codes (bsc#1253400).

Topics%20covered

Topics Covered

security advisory security issue SuSE DoS important kernel

References

* bsc#1205462

* bsc#1214285

* bsc#1243112

* bsc#1245193

* bsc#1247500

* bsc#1250388

* bsc#1252046

* bsc#1252861

* bsc#1253155

* bsc#1253238

* bsc#1253262

* bsc#1253365

* bsc#1253400

* bsc#1253413

* bsc#1253414

* bsc#1253442

* bsc#1253458

* bsc#1253623

* bsc#1253674

* bsc#1253739

* bsc#1254126

* bsc#1254128

* bsc#1254195

* bsc#1254244

* bsc#1254363

* bsc#1254378

* bsc#1254408

* bsc#1254477

* bsc#1254510

* bsc#1254518

* bsc#1254519

* bsc#1254520

* bsc#1254615

* bsc#1254616

* bsc#1254618

* bsc#1254621

* bsc#1254624

* bsc#1254791

* bsc#1254793

* bsc#1254794

* bsc#1254795

* bsc#1254796

* bsc#1254797

* bsc#1254798

* bsc#1254808

* bsc#1254809

* bsc#1254813

* bsc#1254815

* bsc#1254821

* bsc#1254824

* bsc#1254825

* bsc#1254827

* bsc#1254828

* bsc#1254829

* bsc#1254830

* bsc#1254832

* bsc#1254835

* bsc#1254840

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20220-1
Release Date: 2026-02-02T11:54:26Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE DoS important kernel

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