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SUSE Kernel Significant Security Update 2026-2238-1 Released Today

suse
Calendar Grey June 3, 2026
Dist Suse Esm H88
SUSE important kernel update resolves 203 issues and enhances security with multiple essential features.
An update that solves 203 vulnerabilities, contains six features and has 41 security fixes can now be installed.

Summary

## The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2023-20585: x86/CPU: Fix FPDSS on Zen1 (bsc#1243603). * CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache (bsc#1264013). * CVE-2025-68310: s390/pci: Use pci_uevent_ers() in PCI recovery (bsc#1255160). * CVE-2025-71183: btrfs: always detect conflicting inodes when logging inode refs (bsc#1257631). * CVE-2026-23168: flex_proportions: make fprop_new_period() hardirq safe (bsc#1258826). * CVE-2026-23239: espintcp: Fix race condition in espintcp_close() (bsc#1259485). * CVE-2026-23240: tls: Fix race condition in tls_sw_cancel_work_tx() (bsc#1259484).

Topics%20covered

Topics Covered

security advisory security update SuSE DoS important kernel

References

* bsc#1215199

* bsc#1225897

* bsc#1234634

* bsc#1237452

* bsc#1241166

* bsc#1243603

* bsc#1248754

* bsc#1249104

* bsc#1253122

* bsc#1253754

* bsc#1254518

* bsc#1255160

* bsc#1255752

* bsc#1256863

* bsc#1257183

* bsc#1257631

* bsc#1258518

* bsc#1258718

* bsc#1258826

* bsc#1258849

* bsc#1258850

* bsc#1258854

* bsc#1258855

* bsc#1258856

* bsc#1258857

* bsc#1258961

* bsc#1259186

* bsc#1259199

* bsc#1259222

* bsc#1259461

* bsc#1259484

* bsc#1259485

* bsc#1259535

* bsc#1259672

* bsc#1259799

* bsc#1259806

* bsc#1259857

* bsc#1259868

* bsc#1259869

* bsc#1259870

* bsc#1259871

* bsc#1259873

* bsc#1259878

* bsc#1259995

* bsc#1260010

* bsc#1260012

* bsc#1260018

* bsc#1260428

* bsc#1260468

* bsc#1260483

* bsc#1260484

* bsc#1260485

* bsc#1260489

* bsc#1260497

* bsc#1260501

* bsc#1260504

* bsc#1260505

* bsc#1260507

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2238-1
Release Date: 2026-06-03T11:35:27Z
Rating: important

Topics%20covered

Topics Covered

security advisory security update SuSE DoS important kernel

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