Alerts This Week
Warning Icon 1 659
Alerts This Week
Warning Icon 1 659

openSUSE Leap 15.5: Kernel Important Update for 8 Issues 2025:4506-1

opensuse
Calendar Grey December 23, 2025
Dist Opensuse Esm H88
A crucial update for openSUSE addresses multiple kernel vulnerabilities, improving system security significantly.
An update that solves eight vulnerabilities and has two security fixes can now be installed.

Description

The SUSE Linux Enterprise 15 SP5 kernel was updated to receive various security

bugfixes.

The following security bugs were fixed:

* CVE-2022-50280: pnode: terminate at peers of source (bsc#1249806).

* CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in

lio_target_nacl_info_show() (bsc#1251786).

* CVE-2024-53093: nvme-multipath: defer partition scanning (bsc#1233640).

* CVE-2025-40040: mm/ksm: fix flag-dropping behavior in ksm_madvise

(bsc#1252780).

* CVE-2025-40048: uio_hv_generic: Let userspace take care of interrupt mask

(bsc#1252862).

* CVE-2025-40121: ASoC: Intel: bytcr_rt5651: Fix invalid quirk input mapping

(bsc#1253367).

* CVE-2025-40154: ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping

(bsc#1253431).

* CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253436).

The following non-security bugs were fixed:

* Fix type signess in fbcon_set_font() (bsc#1252033).

* scsi: storvsc: Prefer returning channel...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory buffer overflow security fix 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 15.5

zypper in -t patch SUSE-2025-4506=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2025-4506=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-4506=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-4506=1

* SUSE Linux Enterprise Server 15 SP5 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2025-4506=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP5

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2025-4506=1

* SUSE Linux Enterprise Live Patching 15-SP5

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2025-4506=1

Package List

* openSUSE Leap 15.5 (noarch nosrc)

* kernel-docs-5.14.21-150500.55.130.1

* openSUSE Leap 15.5 (noarch)

* kernel-devel-5.14.21-150500.55.130.3

* kernel-source-vanilla-5.14.21-150500.55.130.3

* kernel-macros-5.14.21-150500.55.130.3

* kernel-source-5.14.21-150500.55.130.3

* kernel-docs-html-5.14.21-150500.55.130.1

* openSUSE Leap 15.5 (aarch64 ppc64le x86_64)

* kernel-kvmsmall-devel-debuginfo-5.14.21-150500.55.130.3

* kernel-kvmsmall-debugsource-5.14.21-150500.55.130.3

* kernel-kvmsmall-debuginfo-5.14.21-150500.55.130.3

* kernel-default-base-rebuild-5.14.21-150500.55.130.3.150500.6.63.3

* kernel-default-base-5.14.21-150500.55.130.3.150500.6.63.3

* kernel-kvmsmall-devel-5.14.21-150500.55.130.3

* openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64)

* kselftests-kmp-default-5.14.21-150500.55.130.3

* ocfs2-kmp-default-5.14.21-150500.55.130.3

* reiserfs-kmp-default-debuginfo-5.14.21-150500.55.130.3

* cluster-md-kmp-default-5.14.21-150500.55.130.3

* kernel-default-optional-debuginfo-5.14.21-150500.55.130.3

*...

Read the Full Advisory

References

* bsc#1233640

* bsc#1249806

* bsc#1251786

* bsc#1252033

* bsc#1252267

* bsc#1252780

* bsc#1252862

* bsc#1253367

* bsc#1253431

* bsc#1253436

## References:

* https://www.suse.com/security/cve/CVE-2022-50280.html

* https://www.suse.com/security/cve/CVE-2023-53676.html

* https://www.suse.com/security/cve/CVE-2024-53093.html

* https://www.suse.com/security/cve/CVE-2025-40040.html

* https://www.suse.com/security/cve/CVE-2025-40048.html

* https://www.suse.com/security/cve/CVE-2025-40121.html

* https://www.suse.com/security/cve/CVE-2025-40154.html

* https://www.suse.com/security/cve/CVE-2025-40204.html

* https://bugzilla.suse.com/show_bug.cgi?id=1233640

* https://bugzilla.suse.com/show_bug.cgi?id=1249806

* https://bugzilla.suse.com/show_bug.cgi?id=1251786

* https://bugzilla.suse.com/show_bug.cgi?id=1252033

* https://bugzilla.suse.com/show_bug.cgi?id=1252267

* https://bugzilla.suse.com/show_bug.cgi?id=1252780

* https://bugzilla.suse.com/show_bug.cgi?id=1252862

* https://bugzilla.suse.com/show_bug.cgi?id=1253367

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4506-1
Release Date: 2025-12-22T16:39:04Z
Affected Products: * openSUSE Leap 15.5 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Live Patching 15-SP5 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Real Time 15 SP5 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP5

Topics%20covered

Topics Covered

security advisory buffer overflow security fix important kernel OpenSUSE

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Related News

Your message here