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openSUSE 15.6: SUSE-SU-2025:0856-1 important: Linux Kernel Issues Fixed

opensuse
Calendar Grey March 13, 2025
Dist Opensuse Esm H88
Critical security patch released for Linux kernel in openSUSE, resolving numerous significant vulnerabilities and threats.
An update that solves 72 vulnerabilities, contains four features and has 51 security fixes can now be installed.

Description

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

bugfixes.

The following security bugs were fixed:

* CVE-2024-26708: mptcp: fix inconsistent state on fastopen race

(bsc#1222672).

* CVE-2024-40980: drop_monitor: replace spin_lock by raw_spin_lock

(bsc#1227937).

* CVE-2024-44974: mptcp: pm: avoid possible UaF when selecting endp

(bsc#1230235).

* CVE-2024-45009: mptcp: pm: only decrement add_addr_accepted for MPJ req

(bsc#1230438).

* CVE-2024-45010: mptcp: pm: only mark 'subflow' endp as available

(bsc#1230439).

* CVE-2024-50029: Bluetooth: hci_conn: Fix UAF in hci_enhanced_setup_sync

(bsc#1231949).

* CVE-2024-50036: net: do not delay dst_entries_add() in dst_release()

(bsc#1231912).

* CVE-2024-50085: mptcp: pm: fix UaF read in mptcp_pm_nl_rm_addr_or_subflow

(bsc#1232508).

* CVE-2024-50142: xfrm: validate new SA's prefixlen using SA family when

sel.family is unset (bsc#1233028).

* CVE-2024-50185:...

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Topics%20covered

Topics Covered

security advisory critical issue kernel update system patch security fixes 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-2025-856=1 openSUSE-SLE-15.6-2025-856=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-856=1

* Development Tools Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP6-2025-856=1

* Legacy Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Legacy-15-SP6-2025-856=1

* SUSE Linux Enterprise Live Patching 15-SP6

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2025-856=1

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

package is later updated by separate standalone kernel livepatch updates.

* SUSE Linux Enterprise High Availability Extension 15 SP6

zypper in -t patch SUSE-SLE-Product-HA-15-SP6-2025-856=1

* SUSE Linux Enterprise Workstation Extension 15 SP6

zypper in -t...

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Package List

* openSUSE Leap 15.6 (noarch nosrc)

* kernel-docs-6.4.0-150600.23.42.1

* openSUSE Leap 15.6 (noarch)

* kernel-macros-6.4.0-150600.23.42.1

* kernel-docs-html-6.4.0-150600.23.42.1

* kernel-source-6.4.0-150600.23.42.1

* kernel-devel-6.4.0-150600.23.42.1

* kernel-source-vanilla-6.4.0-150600.23.42.1

* openSUSE Leap 15.6 (nosrc ppc64le x86_64)

* kernel-debug-6.4.0-150600.23.42.2

* openSUSE Leap 15.6 (ppc64le x86_64)

* kernel-debug-debuginfo-6.4.0-150600.23.42.2

* kernel-debug-devel-debuginfo-6.4.0-150600.23.42.2

* kernel-debug-debugsource-6.4.0-150600.23.42.2

* kernel-debug-devel-6.4.0-150600.23.42.2

* openSUSE Leap 15.6 (x86_64)

* kernel-kvmsmall-vdso-debuginfo-6.4.0-150600.23.42.2

* kernel-kvmsmall-vdso-6.4.0-150600.23.42.2

* kernel-debug-vdso-6.4.0-150600.23.42.2

* kernel-default-vdso-6.4.0-150600.23.42.2

* kernel-default-vdso-debuginfo-6.4.0-150600.23.42.2

* kernel-debug-vdso-debuginfo-6.4.0-150600.23.42.2

* openSUSE Leap 15.6 (aarch64 ppc64le x86_64)

*...

Read the Full Advisory

References

* bsc#1012628

* bsc#1215199

* bsc#1219367

* bsc#1222672

* bsc#1222803

* bsc#1225606

* bsc#1225742

* bsc#1225981

* bsc#1227937

* bsc#1228521

* bsc#1230235

* bsc#1230438

* bsc#1230439

* bsc#1230497

* bsc#1231432

* bsc#1231912

* bsc#1231920

* bsc#1231949

* bsc#1232159

* bsc#1232198

* bsc#1232201

* bsc#1232299

* bsc#1232508

* bsc#1232520

* bsc#1232919

* bsc#1233028

* bsc#1233109

* bsc#1233483

* bsc#1233749

* bsc#1234070

* bsc#1234853

* bsc#1234857

* bsc#1234891

* bsc#1234894

* bsc#1234895

* bsc#1234896

* bsc#1234963

* bsc#1235032

* bsc#1235054

* bsc#1235061

* bsc#1235073

* bsc#1235435

* bsc#1235485

* bsc#1235592

* bsc#1235599

* bsc#1235609

* bsc#1235932

* bsc#1235933

* bsc#1236113

* bsc#1236114

* bsc#1236115

* bsc#1236122

* bsc#1236123

* bsc#1236133

* bsc#1236138

* bsc#1236199

* bsc#1236200

* bsc#1236203

* bsc#1236205

* bsc#1236573

* bsc#1236575

* bsc#1236576

* bsc#1236591

* bsc#1236661

* bsc#1236677

* bsc#1236681

* bsc#1236682

* bsc#1236684

* bsc#1236689

* bsc#1236700

* bsc#1236702

* bsc#1236752

* bsc#1236759

* bsc#1236821

* bsc#1236822

* bsc#1236896

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:0856-1
Release Date: 2025-03-13T15:46:58Z
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 critical issue kernel update system patch security fixes openSUSE

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