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SUSE Linux Enterprise 15 SP5 Kernel Patch Vital Update 2026-1048-1

suse
Calendar Grey March 26, 2026
Dist Suse Esm H88
SUSE's important update tackles nine kernel issues, enhancing security for Enterprise Linux users. Immediate install advised.
An update that solves nine vulnerabilities can now be installed.

Summary

## This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.130 fixes various security issues The following security issues were fixed: * CVE-2022-50697: mrp: introduce active flags to prevent UAF when applicant uninit (bsc#1255595). * CVE-2023-53781: smc: Fix use-after-free in tcp_write_timer_handler() (bsc#1254755). * CVE-2025-21738: ata: libata-sff: ensure that we cannot write outside the allocated buffer (bsc#1257118). * CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds (bsc#1257629). * CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work() (bsc#1255053). * CVE-2025-68284: libceph: prevent potential out-of-bounds writes in handle_auth_session_key() (bsc#1255378). * CVE-2025-68285: libceph: fix potential use-after-free in

Topics%20covered

Topics Covered

security advisory important kernel SUSE Linux Enterprise live patch nine issues

References

* bsc#1254755

* bsc#1255053

* bsc#1255378

* bsc#1255402

* bsc#1255595

* bsc#1256624

* bsc#1256644

* bsc#1257118

* bsc#1257629

Cross-

* CVE-2022-50697

* CVE-2023-53781

* CVE-2025-21738

* CVE-2025-38159

* CVE-2025-40258

* CVE-2025-68284

* CVE-2025-68285

* CVE-2025-68813

* CVE-2025-71085

CVSS scores:

* CVE-2022-50697 ( 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-2022-50697 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-53781 ( 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-2023-53781 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-21738 ( 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1048-1
Release Date: 2026-03-26T07:34:36Z
Rating: important

Topics%20covered

Topics Covered

security advisory important kernel SUSE Linux Enterprise live patch nine issues

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