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openSUSE Kernel Important Security Threat Fix SUSE-SU-2026-2176-1

opensuse
Calendar Grey June 1, 2026
Dist Opensuse Esm H88
Install the security update for openSUSE Kernel addressing six significant issues across multiple versions.
An update that solves six vulnerabilities can now be installed.

Description

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.6 fixes various

security issues

The following security issues were fixed:

* CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption (bsc#1264096).

* CVE-2026-23243: RDMA/umad: Reject negative data_len in ib_umad_write

(bsc#1259798).

* CVE-2026-23274: netfilter: xt_IDLETIMER: reject rev0 reuse of ALARM timer

labels (bsc#1260908).

* CVE-2026-23317: drm/vmwgfx: Return the correct value in vmw_translate_ptr

functions (bsc#1260563).

* CVE-2026-46300: FragNesia attack: another xfrm/esp based local root exploit

(bsc#1265224).

* CVE-2026-46333: ptrace: slightly saner 'get_dumpable()' logic (bsc#1265384).

Topics%20covered

Topics Covered

security advisory security issue threat important kernel OpenSUSE

Patch

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like

YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

* openSUSE Leap 15.6

zypper in -t patch SUSE-2026-2175=1 SUSE-2026-2177=1 SUSE-2026-2176=1

* SUSE Linux Enterprise Live Patching 15-SP6

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2026-2176=1 SUSE-SLE-

Module-Live-Patching-15-SP6-2026-2175=1 SUSE-SLE-Module-Live-

Patching-15-SP6-2026-2177=1

* SUSE Linux Enterprise Live Patching 15-SP7

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP7-2026-2179=1 SUSE-SLE-

Module-Live-Patching-15-SP7-2026-2180=1

Package List

* openSUSE Leap 15.6 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP6_Update_15-debugsource-12-150600.2.1

* kernel-livepatch-6_4_0-150600_23_84-default-debuginfo-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_73-default-9-150600.2.1

* kernel-livepatch-SLE15-SP6_Update_16-debugsource-9-150600.2.1

* kernel-livepatch-6_4_0-150600_23_70-default-debuginfo-12-150600.2.1

* kernel-livepatch-6_4_0-150600_23_70-default-12-150600.2.1

* kernel-livepatch-6_4_0-150600_23_84-default-7-150600.2.1

* kernel-livepatch-SLE15-SP6_Update_19-debugsource-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_73-default-debuginfo-9-150600.2.1

* SUSE Linux Enterprise Live Patching 15-SP6 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP6_Update_15-debugsource-12-150600.2.1

* kernel-livepatch-6_4_0-150600_23_84-default-debuginfo-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_73-default-9-150600.2.1

* kernel-livepatch-SLE15-SP6_Update_16-debugsource-9-150600.2.1

*...

Read the Full Advisory

References

* bsc#1259798

* bsc#1260563

* bsc#1260908

* bsc#1264096

* bsc#1265224

* bsc#1265384

## References:

* https://www.suse.com/security/cve/CVE-2025-54518.html

* https://www.suse.com/security/cve/CVE-2026-23243.html

* https://www.suse.com/security/cve/CVE-2026-23274.html

* https://www.suse.com/security/cve/CVE-2026-23317.html

* https://www.suse.com/security/cve/CVE-2026-46300.html

* https://www.suse.com/security/cve/CVE-2026-46333.html

* https://bugzilla.suse.com/show_bug.cgi?id=1259798

* https://bugzilla.suse.com/show_bug.cgi?id=1260563

* https://bugzilla.suse.com/show_bug.cgi?id=1260908

* https://bugzilla.suse.com/show_bug.cgi?id=1264096

* https://bugzilla.suse.com/show_bug.cgi?id=1265224

* https://bugzilla.suse.com/show_bug.cgi?id=1265384

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2176-1
Release Date: 2026-05-31T19:36:24Z
Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise Live Patching 15-SP6 * SUSE Linux Enterprise Live Patching 15-SP7 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

Topics%20covered

Topics Covered

security advisory security issue threat important kernel OpenSUSE

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