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openSUSE 15.4: 2025:01627-1 critical: Kernel Security Fixes

opensuse
Calendar Grey May 21, 2025
Dist Opensuse Esm H88
Enhancement release for openSUSE addressing urgent kernel security flaws while deploying essential updates to fortify system defenses.
An update that solves 13 vulnerabilities and has four security fixes can now be installed.

Description

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security

bugfixes.

The following security bugs were fixed:

* CVE-2025-21726: padata: avoid UAF for reorder_work (bsc#1238865).

* CVE-2025-21785: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo

array (bsc#1238747).

* CVE-2025-21791: vrf: use RCU protection in l3mdev_l3_out() (bsc#1238512).

* CVE-2025-21812: ax25: rcu protect dev->ax25_ptr (bsc#1238471).

* CVE-2025-22004: net: atm: fix use after free in lec_send() (bsc#1240835).

* CVE-2025-22020: memstick: rtsx_usb_ms: Fix slab-use-after-free in

rtsx_usb_ms_drv_remove (bsc#1241280).

* CVE-2025-22045: x86/mm: Fix flush_tlb_range() when used for zapping normal

PMDs (bsc#1241433).

* CVE-2025-22055: net: fix geneve_opt length integer overflow (bsc#1241371).

* CVE-2025-22097: drm/vkms: Fix use after free and double free on init error

(bsc#1241541).

The following non-security bugs were fixed:

* scsi: smartpqi: Add ctrl...

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Topics%20covered

Topics Covered

security advisory update critical kernel bugfix 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 15.4

zypper in -t patch SUSE-2025-1627=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2025-1627=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2025-1627=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2025-1627=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2025-1627=1

* SUSE Linux Enterprise Live Patching 15-SP4

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-1627=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 SP4

zypper in -t patch SUSE-SLE-Product-HA-15-SP4-2025-1627=1

* SUSE Linux...

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Package List

* openSUSE Leap 15.4 (noarch nosrc)

* kernel-docs-5.14.21-150400.24.164.1

* openSUSE Leap 15.4 (noarch)

* kernel-docs-html-5.14.21-150400.24.164.1

* kernel-source-vanilla-5.14.21-150400.24.164.1

* kernel-macros-5.14.21-150400.24.164.1

* kernel-source-5.14.21-150400.24.164.1

* kernel-devel-5.14.21-150400.24.164.1

* openSUSE Leap 15.4 (nosrc ppc64le x86_64)

* kernel-debug-5.14.21-150400.24.164.1

* openSUSE Leap 15.4 (ppc64le x86_64)

* kernel-debug-debugsource-5.14.21-150400.24.164.1

* kernel-debug-devel-5.14.21-150400.24.164.1

* kernel-debug-debuginfo-5.14.21-150400.24.164.1

* kernel-debug-devel-debuginfo-5.14.21-150400.24.164.1

* openSUSE Leap 15.4 (aarch64 ppc64le x86_64)

* kernel-default-base-rebuild-5.14.21-150400.24.164.1.150400.24.82.1

* kernel-kvmsmall-debuginfo-5.14.21-150400.24.164.1

* kernel-kvmsmall-debugsource-5.14.21-150400.24.164.1

* kernel-kvmsmall-devel-5.14.21-150400.24.164.1

* kernel-kvmsmall-devel-debuginfo-5.14.21-150400.24.164.1

*...

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References

* bsc#1201855

* bsc#1230771

* bsc#1238471

* bsc#1238512

* bsc#1238747

* bsc#1238865

* bsc#1239968

* bsc#1240188

* bsc#1240195

* bsc#1240553

* bsc#1240747

* bsc#1240835

* bsc#1241280

* bsc#1241371

* bsc#1241421

* bsc#1241433

* bsc#1241541

## References:

* https://www.suse.com/security/cve/CVE-2021-47671.html

* https://www.suse.com/security/cve/CVE-2022-49741.html

* https://www.suse.com/security/cve/CVE-2024-46784.html

* https://www.suse.com/security/cve/CVE-2025-21726.html

* https://www.suse.com/security/cve/CVE-2025-21785.html

* https://www.suse.com/security/cve/CVE-2025-21791.html

* https://www.suse.com/security/cve/CVE-2025-21812.html

* https://www.suse.com/security/cve/CVE-2025-21886.html

* https://www.suse.com/security/cve/CVE-2025-22004.html

* https://www.suse.com/security/cve/CVE-2025-22020.html

* https://www.suse.com/security/cve/CVE-2025-22045.html

* https://www.suse.com/security/cve/CVE-2025-22055.html

* https://www.suse.com/security/cve/CVE-2025-22097.html

*...

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Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:01627-1
Release Date: 2025-05-21T10:02:18Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Availability Extension 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise Live Patching 15-SP4 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.3

Topics%20covered

Topics Covered

security advisory update critical kernel bugfix openSUSE

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