openSUSE: Kernel Important Bluetooth Disconnect Callback CVE-2023-53673
opensuse
November 25, 2025
An update that solves one vulnerability can now be installed.
Description
This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.176 fixes one
security issue
The following security issue was fixed:
* CVE-2023-53673: Bluetooth: hci_event: call disconnect callback before
deleting conn (bsc#1251983).
Topics Covered
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-2025-4237=1 SUSE-2025-4241=1
* SUSE Linux Enterprise Live Patching 15-SP4
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-4237=1 SUSE-SLE-
Module-Live-Patching-15-SP4-2025-4241=1
Package List
* openSUSE Leap 15.4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_176-default-4-150400.2.1
* kernel-livepatch-5_14_21-150400_24_170-default-debuginfo-8-150400.2.1
* kernel-livepatch-5_14_21-150400_24_170-default-8-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_44-debugsource-4-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_42-debugsource-8-150400.2.1
* kernel-livepatch-5_14_21-150400_24_176-default-debuginfo-4-150400.2.1
* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_176-default-4-150400.2.1
* kernel-livepatch-5_14_21-150400_24_170-default-debuginfo-8-150400.2.1
* kernel-livepatch-5_14_21-150400_24_170-default-8-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_44-debugsource-4-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_42-debugsource-8-150400.2.1
* kernel-livepatch-5_14_21-150400_24_176-default-debuginfo-4-150400.2.1
References
* bsc#1251983
## References:
* https://www.suse.com/security/cve/CVE-2023-53673.html
* https://bugzilla.suse.com/show_bug.cgi?id=1251983
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2025:4237-1
Release Date: 2025-11-25T19:39:10Z
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 Covered
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