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SUSE Linux Micro Kernel Important Update 2026-20841-1 CVE-2025-38488 DoS

suse
Calendar Grey March 27, 2026
Dist Suse Esm H88
Nine vulnerabilities in SUSE Linux Kernel fixed with important security patch. Update recommended for better protection.
An update that solves nine vulnerabilities can now be installed.

Summary

## This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.5.1 fixes various security issues The following security issues were fixed: * CVE-2025-38488: smb: client: fix use-after-free in crypt_message when using async crypto (bsc#1247240). * CVE-2025-40214: af_unix: Initialise scc_index in unix_add_edge() (bsc#1255052). * CVE-2025-40258: mptcp: fix race condition in mptcp_schedule_work() (bsc#1255053). * CVE-2025-40284: Bluetooth: MGMT: cancel mesh send timer when hdev removed (bsc#1257669). * CVE-2025-40297: net: bridge: fix use-after-free due to MST port state bypass (bsc#1255895). * 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 security issue patch important kernel SUSE Linux Micro

References

* bsc#1247240

* bsc#1255052

* bsc#1255053

* bsc#1255378

* bsc#1255402

* bsc#1255895

* bsc#1256624

* bsc#1256644

* bsc#1257669

Cross-

* CVE-2025-38488

* CVE-2025-40214

* CVE-2025-40258

* CVE-2025-40284

* CVE-2025-40297

* CVE-2025-68284

* CVE-2025-68285

* CVE-2025-68813

* CVE-2025-71085

CVSS scores:

* CVE-2025-38488 ( 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-2025-38488 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38488 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-40214 ( 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-2025-40214 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-40258 ( SUSE ): 7.3

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20841-1
Release Date: 2026-03-25T18:09:48Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue patch important kernel SUSE Linux Micro

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