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openSUSE Leap 15.6: Kernel Important Security Fix Advisories 2025:4301-1

opensuse
Calendar Grey November 28, 2025
Dist Opensuse Esm H88
The openSUSE kernel update addresses 190 vulnerabilities and implements 25 security fixes, enhancing overall system security.
An update that solves 190 vulnerabilities, contains 20 features and has 25 security fixes can now be installed.

Description

The SUSE Linux Enterprise 15 SP6 RT 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

...

Read the Full Advisory

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:

* SUSE Real Time Module 15-SP6

zypper in -t patch SUSE-SLE-Module-RT-15-SP6-2025-4301=1

* openSUSE Leap 15.6

zypper in -t patch openSUSE-SLE-15.6-2025-4301=1

* SUSE Linux Enterprise Live Patching 15-SP6

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2025-4301=1

Package List

* SUSE Real Time Module 15-SP6 (x86_64)

* dlm-kmp-rt-6.4.0-150600.10.58.1

* gfs2-kmp-rt-debuginfo-6.4.0-150600.10.58.1

* kernel-rt-debuginfo-6.4.0-150600.10.58.1

* kernel-rt-debugsource-6.4.0-150600.10.58.1

* kernel-rt_debug-devel-debuginfo-6.4.0-150600.10.58.1

* dlm-kmp-rt-debuginfo-6.4.0-150600.10.58.1

* kernel-syms-rt-6.4.0-150600.10.58.1

* cluster-md-kmp-rt-debuginfo-6.4.0-150600.10.58.1

* kernel-rt-devel-debuginfo-6.4.0-150600.10.58.1

* ocfs2-kmp-rt-6.4.0-150600.10.58.1

* kernel-rt-devel-6.4.0-150600.10.58.1

* gfs2-kmp-rt-6.4.0-150600.10.58.1

* kernel-rt_debug-debuginfo-6.4.0-150600.10.58.1

* cluster-md-kmp-rt-6.4.0-150600.10.58.1

* kernel-rt_debug-debugsource-6.4.0-150600.10.58.1

* kernel-rt_debug-devel-6.4.0-150600.10.58.1

* ocfs2-kmp-rt-debuginfo-6.4.0-150600.10.58.1

* SUSE Real Time Module 15-SP6 (noarch)

* kernel-devel-rt-6.4.0-150600.10.58.1

* kernel-source-rt-6.4.0-150600.10.58.1

* SUSE Real Time Module 15-SP6 (nosrc x86_64)

* kernel-rt_debug-6.4.0-150600.10.58.1

* kernel-rt-6.4.0-150600.10.58.1

*...

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References

* bsc#1012628

* bsc#1214954

* bsc#1215143

* bsc#1215199

* bsc#1216396

* bsc#1220419

* bsc#1236743

* bsc#1239206

* bsc#1244939

* bsc#1246244

* 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

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4301-1
Release Date: 2025-11-28T12:59:12Z
Affected Products: * openSUSE Leap 15.6 * 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 Real Time Module 15-SP6

Topics%20covered

Topics Covered

security advisory security issue DoS important kernel OpenSUSE

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