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SUSE: Important Kernel Bluetooth Netfilter Security Patch CVE-2023-53673

suse
Calendar Grey November 25, 2025
Dist Suse Esm H88
Important update for SUSE Linux kernel, addressing critical Bluetooth and netfilter security issues.
* bsc#1245778 * bsc#1251983 Cross-References: * CVE-2023-53673

Summary

## This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.167 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). ## 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-2025-4233=1 * SUSE Linux Enterprise Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-4233=1 ## Package List: * openSUSE Leap 15.4 (ppc64le s390x x86_64)

Topics%20covered

Topics Covered

security advisory SuSE important kernel netfilter Bluetooth

References

* bsc#1245778

* bsc#1251983

Cross-

* CVE-2023-53673

* CVE-2024-53141

CVSS scores:

* CVE-2023-53673 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2023-53673 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-53141 ( SUSE ): 8.5

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2024-53141 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-53141 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4233-1
Release Date: 2025-11-25T14:33:50Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important kernel netfilter Bluetooth

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