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openSUSE: Important Kernel Security Issues CVE-2023-53673 CVE-2024-53141

opensuse
Calendar Grey November 24, 2025
Dist Opensuse Esm H88
This update for openSUSE addresses important kernel vulnerabilities, enhancing system security and stability. Install immediately.
An update that solves three vulnerabilities can now be installed.

Description

This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.147 fixes

various security issues

The following security issues were fixed:

* CVE-2023-53673: Bluetooth: hci_event: call disconnect callback before

deleting conn (bsc#1251983).

* CVE-2024-53141: netfilter: ipset: add missing range check in bitmap_ip_uadt

(bsc#1245778).

* CVE-2025-23145: mptcp: fix NULL pointer in can_accept_new_subflow

(bsc#1242882).

Topics%20covered

Topics Covered

security advisory buffer overflow remote access 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 15.4

zypper in -t patch SUSE-2025-4215=1 SUSE-2025-4211=1

* SUSE Linux Enterprise Live Patching 15-SP4

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-4215=1 SUSE-SLE-

Module-Live-Patching-15-SP4-2025-4211=1

Package List

* openSUSE Leap 15.4 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP4_Update_34-debugsource-17-150400.2.1

* kernel-livepatch-5_14_21-150400_24_144-default-17-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_35-debugsource-16-150400.2.1

* kernel-livepatch-5_14_21-150400_24_147-default-16-150400.2.1

* kernel-livepatch-5_14_21-150400_24_144-default-debuginfo-17-150400.2.1

* kernel-livepatch-5_14_21-150400_24_147-default-debuginfo-16-150400.2.1

* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)

* kernel-livepatch-SLE15-SP4_Update_34-debugsource-17-150400.2.1

* kernel-livepatch-5_14_21-150400_24_144-default-17-150400.2.1

* kernel-livepatch-SLE15-SP4_Update_35-debugsource-16-150400.2.1

* kernel-livepatch-5_14_21-150400_24_147-default-16-150400.2.1

* kernel-livepatch-5_14_21-150400_24_144-default-debuginfo-17-150400.2.1

* kernel-livepatch-5_14_21-150400_24_147-default-debuginfo-16-150400.2.1

References

* bsc#1242882

* bsc#1245778

* bsc#1251983

## References:

* https://www.suse.com/security/cve/CVE-2023-53673.html

* https://www.suse.com/security/cve/CVE-2024-53141.html

* https://www.suse.com/security/cve/CVE-2025-23145.html

* https://bugzilla.suse.com/show_bug.cgi?id=1242882

* https://bugzilla.suse.com/show_bug.cgi?id=1245778

* https://bugzilla.suse.com/show_bug.cgi?id=1251983

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4215-1
Release Date: 2025-11-24T17:43:06Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise Live Patching 15-SP4 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP4

Topics%20covered

Topics Covered

security advisory buffer overflow remote access important kernel OpenSUSE

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