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openSUSE Leap 15.6: Kernel Important Security Threats SUSE-2025:4140-1

opensuse
Calendar Grey November 19, 2025
Dist Opensuse Esm H88
Important SUSE update fixes 190 vulnerabilities with 24 security fixes available for installation across multiple products.
An update that solves 190 vulnerabilities, contains 20 features and has 24 security fixes can now be installed.

Description

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security

issues

The following security issues were fixed:

* CVE-2025-38008: mm/page_alloc: fix race condition in unaccepted memory

handling (bsc#1244939).

* CVE-2025-38539: trace/fgraph: Fix the warning caused by missing unregister

notifier (bsc#1248211).

* CVE-2025-38552: mptcp: plug races between subflow fail and subflow creation

(bsc#1248230).

* CVE-2025-38653: proc: use the same treatment to check proc_lseek as ones for

proc_read_iter et.al (bsc#1248630).

* CVE-2025-38699: scsi: bfa: Double-free fix (bsc#1249224).

* CVE-2025-38700: scsi: libiscsi: Initialize iscsi_conn->dd_data only if

memory is allocated (bsc#1249182).

* CVE-2025-38718: sctp: linearize cloned gso packets in sctp_rcv

(bsc#1249161).

* CVE-2025-39673: ppp: fix race conditions in ppp_fill_forward_path

(bsc#1249320).

* CVE-2025-39676: scsi: qla4xxx: Prevent a potential error pointer dereference

...

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Topics%20covered

Topics Covered

security advisory security issue DoS 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 openSUSE-SLE-15.6-2025-4140=1 SUSE-2025-4140=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-4140=1

* Development Tools Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP6-2025-4140=1

* Legacy Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Legacy-15-SP6-2025-4140=1

* SUSE Linux Enterprise High Availability Extension 15 SP6

zypper in -t patch SUSE-SLE-Product-HA-15-SP6-2025-4140=1

* SUSE Linux Enterprise Workstation Extension 15 SP6

zypper in -t patch SUSE-SLE-Product-WE-15-SP6-2025-4140=1

* SUSE Linux Enterprise Live Patching 15-SP6

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2025-4140=1

Please note that this is the initial kernel livepatch without fixes itself, this

package is later updated...

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Package List

* openSUSE Leap 15.6 (noarch nosrc)

* kernel-docs-6.4.0-150600.23.78.1

* openSUSE Leap 15.6 (noarch)

* kernel-source-vanilla-6.4.0-150600.23.78.1

* kernel-docs-html-6.4.0-150600.23.78.1

* kernel-macros-6.4.0-150600.23.78.1

* kernel-source-6.4.0-150600.23.78.1

* kernel-devel-6.4.0-150600.23.78.1

* openSUSE Leap 15.6 (nosrc ppc64le x86_64)

* kernel-debug-6.4.0-150600.23.78.1

* openSUSE Leap 15.6 (ppc64le x86_64)

* kernel-debug-devel-debuginfo-6.4.0-150600.23.78.1

* kernel-debug-debuginfo-6.4.0-150600.23.78.1

* kernel-debug-devel-6.4.0-150600.23.78.1

* kernel-debug-debugsource-6.4.0-150600.23.78.1

* openSUSE Leap 15.6 (x86_64)

* kernel-debug-vdso-6.4.0-150600.23.78.1

* kernel-default-vdso-6.4.0-150600.23.78.1

* kernel-kvmsmall-vdso-debuginfo-6.4.0-150600.23.78.1

* kernel-default-vdso-debuginfo-6.4.0-150600.23.78.1

* kernel-kvmsmall-vdso-6.4.0-150600.23.78.1

* kernel-debug-vdso-debuginfo-6.4.0-150600.23.78.1

* openSUSE Leap 15.6 (aarch64 ppc64le x86_64)

* kernel-kvmsmall-devel-debuginfo-6.4.0-150600.23.78.1

*...

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References

* bsc#1012628

* bsc#1214954

* bsc#1215143

* bsc#1215199

* bsc#1216396

* bsc#1220419

* bsc#1236743

* bsc#1239206

* bsc#1244939

* bsc#1248211

* bsc#1248230

* bsc#1248517

* bsc#1248630

* bsc#1248754

* bsc#1248886

* bsc#1249161

* bsc#1249182

* bsc#1249224

* bsc#1249286

* bsc#1249302

* bsc#1249317

* bsc#1249319

* bsc#1249320

* bsc#1249512

* bsc#1249595

* bsc#1249608

* bsc#1250032

* bsc#1250119

* bsc#1250202

* bsc#1250205

* bsc#1250237

* bsc#1250274

* bsc#1250296

* bsc#1250379

* bsc#1250400

* bsc#1250455

* bsc#1250491

* bsc#1250519

* bsc#1250650

* bsc#1250702

* bsc#1250704

* bsc#1250721

* bsc#1250742

* bsc#1250946

* bsc#1251024

* bsc#1251027

* bsc#1251028

* bsc#1251031

* bsc#1251035

* bsc#1251038

* bsc#1251043

* bsc#1251045

* bsc#1251052

* bsc#1251053

* bsc#1251054

* bsc#1251056

* bsc#1251057

* bsc#1251059

* bsc#1251060

* bsc#1251065

* bsc#1251066

* bsc#1251067

* bsc#1251068

* bsc#1251071

* bsc#1251076

* bsc#1251079

* bsc#1251081

* bsc#1251083

* bsc#1251084

* bsc#1251100

* bsc#1251105

* bsc#1251106

* bsc#1251108

* bsc#1251113

* bsc#1251114

* bsc#1251119

*...

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Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4140-1
Release Date: 2025-11-19T13:15:50Z
Affected Products: * Basesystem Module 15-SP6 * Development Tools Module 15-SP6 * Legacy Module 15-SP6 * openSUSE Leap 15.6 * SUSE Linux Enterprise Desktop 15 SP6 * SUSE Linux Enterprise High Availability Extension 15 SP6 * SUSE Linux Enterprise Live Patching 15-SP6 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Workstation Extension 15 SP6

Topics%20covered

Topics Covered

security advisory security issue DoS important kernel OpenSUSE

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