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openSUSE 2026 20826-1 Kernel Major Security Vulnerability Announcement

opensuse
Calendar Grey May 29, 2026
Dist Opensuse Esm H88
An openSUSE security advisory update addressing 206 vulnerabilities with important fixes for the kernel.
An update that solves 206 vulnerabilities and has 248 bug fixes can now be installed.

Description

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues

The following security issues were fixed:

- CVE-2023-2058: x86/CPU: Fix FPDSS on Zen1 (bsc#1243603).

- CVE-2024-14027: xattr: switch to CLASS(fd) (bsc#1259420).

- CVE-2025-40181: x86/kvm: Force legacy PCI hole to UC when overriding MTRRs for TDX/SNP (bsc#1253471).

- CVE-2025-68265: nvme: fix admin request_queue lifetime (bsc#1255360).

- CVE-2025-68310: s390/pci: Avoid deadlock between PCI error recovery and mlx5 crdump (bsc#1255160).

- CVE-2025-71302: drm/panthor: fix for dma-fence safe access rules (bsc#1264837).

- CVE-2026-23168: flex_proportions: make fprop_new_period() hardirq safe (bsc#1258826).

- CVE-2026-23245: net/sched: act_gate: snapshot parameters with RCU on replace (bsc#1259799).

- CVE-2026-23271: perf: Fix __perf_event_overflow() vs perf_remove_from_context() race (bsc#1260018).

- CVE-2026-23276: net: add xmit recursion limit to tunnel xmit functions (bsc#1260012).

- CVE-2026-23300: net:...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory security issue important kernel system exploitation OpenSUSE

Patch

Package List

- openSUSE Leap 16.0:

cluster-md-kmp-64kb-6.12.0-160000.33.1

cluster-md-kmp-azure-6.12.0-160000.33.1

cluster-md-kmp-default-6.12.0-160000.33.1

cluster-md-kmp-rt-6.12.0-160000.33.1

dlm-kmp-64kb-6.12.0-160000.33.1

dlm-kmp-azure-6.12.0-160000.33.1

dlm-kmp-default-6.12.0-160000.33.1

dlm-kmp-rt-6.12.0-160000.33.1

dtb-allwinner-6.12.0-160000.33.1

dtb-altera-6.12.0-160000.33.1

dtb-amazon-6.12.0-160000.33.1

dtb-amd-6.12.0-160000.33.1

dtb-amlogic-6.12.0-160000.33.1

dtb-apm-6.12.0-160000.33.1

dtb-apple-6.12.0-160000.33.1

dtb-arm-6.12.0-160000.33.1

dtb-broadcom-6.12.0-160000.33.1

dtb-cavium-6.12.0-160000.33.1

dtb-exynos-6.12.0-160000.33.1

dtb-freescale-6.12.0-160000.33.1

dtb-hisilicon-6.12.0-160000.33.1

dtb-lg-6.12.0-160000.33.1

dtb-marvell-6.12.0-160000.33.1

dtb-mediatek-6.12.0-160000.33.1

dtb-nvidia-6.12.0-160000.33.1

dtb-qcom-6.12.0-160000.33.1

dtb-renesas-6.12.0-160000.33.1

dtb-rockchip-6.12.0-160000.33.1

dtb-socionext-6.12.0-160000.33.1

dtb-sprd-6.12.0-160000.33.1

dtb-xilinx-6.12.0-160000.33.1

gfs2-kmp-64kb-6.12.0-160000.3...

Read the Full Advisory

References

* bsc#1215199

* bsc#1234634

* bsc#1241259

* bsc#1243603

* bsc#1248754

* bsc#1249104

* bsc#1250951

* bsc#1253471

* bsc#1254518

* bsc#1255160

* bsc#1255360

* bsc#1255459

* bsc#1255752

* bsc#1256288

* bsc#1256865

* bsc#1256867

* bsc#1258518

* bsc#1258718

* bsc#1258826

* bsc#1258849

* bsc#1258850

* bsc#1258854

* bsc#1258855

* bsc#1258856

* bsc#1258857

* bsc#1258933

* bsc#1258961

* bsc#1259186

* bsc#1259199

* bsc#1259222

* bsc#1259420

* bsc#1259461

* bsc#1259535

* bsc#1259672

* bsc#1259799

* bsc#1259806

* bsc#1259857

* bsc#1259865

* bsc#1259868

* bsc#1259869

* bsc#1259871

* bsc#1259873

* bsc#1259878

* bsc#1259889

* bsc#1259994

* bsc#1260010

* bsc#1260012

* bsc#1260018

* bsc#1260428

* bsc#1260468

* bsc#1260483

* bsc#1260484

* bsc#1260485

* bsc#1260489

* bsc#1260504

* bsc#1260505

* bsc#1260507

* bsc#1260514

* bsc#1260523

* bsc#1260526

* bsc#1260528

* bsc#1260529

* bsc#1260530

* bsc#1260531

* bsc#1260532

* bsc#1260533

* bsc#1260536

* bsc#1260537

* bsc#1260538

* bsc#1260541

* bsc#1260546

* bsc#1260549

* bsc#1260551

* bsc#1260552

* bsc#1260555

* bsc#1260561

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:20826-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory security issue important kernel system exploitation OpenSUSE

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