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SUSE: Kernel Important Live Patching Fix for Threats 2025:4285-1

suse
Calendar Grey November 28, 2025
Dist Suse Esm H88
Critical security update for SUSE Linux Kernel protects against multiple threats. Immediate installation is advised.
* bsc#1250295 * bsc#1251228 * bsc#1251983 Cross-References:

Summary

## This update for the SUSE Linux Enterprise kernel 5.3.18-150300.59.221 fixes various security issues The following security issues were fixed: * CVE-2022-50388: nvme: fix multipath crash caused by flush request when blktrace is enabled (bsc#1250295). * CVE-2022-50432: kernfs: fix use-after-free in __kernfs_remove (bsc#1251228). * CVE-2023-53673: Bluetooth: hci_event: call disconnect callback before deleting conn (bsc#1251983). ## 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: * SUSE Linux Enterprise Live Patching 15-SP3 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2025-4285=1 * openSUSE Leap 15.3

Topics%20covered

Topics Covered

security advisory SuSE important kernel system crash live patching

References

* bsc#1250295

* bsc#1251228

* bsc#1251983

Cross-

* CVE-2022-50388

* CVE-2022-50432

* CVE-2023-53673

CVSS scores:

* CVE-2022-50388 ( SUSE ): 7.3

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

* CVE-2022-50388 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2022-50432 ( SUSE ): 7.3

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

* CVE-2022-50432 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* 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

Affected Products:

* openSUSE Leap 15.3

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise Live Patching 15-SP3

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4285-1
Release Date: 2025-11-27T22:34:36Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important kernel system crash live patching

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