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SUSE: Kernel Important Update Live Patch 31 CVE-2022-50327 Security Fix

suse
Calendar Grey January 20, 2026
Dist Suse Esm H88
Critical update to SUSE Linux Enterprise for kernel addressing five notable issues, ensuring system security.
An update that solves five vulnerabilities can now be installed.

Summary

## This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.124 fixes various security issues The following security issues were fixed: * CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (bsc#1254451). * CVE-2022-50490: bpf: Propagate error from htab_lock_bucket() to userspace (bsc#1251165). * CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() (bsc#1251787). * CVE-2025-38476: rpl: Fix use-after-free in rpl_do_srh_inline() (bsc#1251203). * CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253437). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel SUSE Linux Enterprise live patching

References

* bsc#1251165

* bsc#1251203

* bsc#1251787

* bsc#1253437

* bsc#1254451

Cross-

* CVE-2022-50327

* CVE-2022-50490

* CVE-2023-53676

* CVE-2025-38476

* CVE-2025-40204

CVSS scores:

* CVE-2022-50327 ( 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-2022-50327 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2022-50327 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2022-50490 ( 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-2022-50490 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-53676 ( 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-2023-53676 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0188-1
Release Date: 2026-01-20T14:06:23Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow important kernel SUSE Linux Enterprise live patching

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