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SUSE 2026-0941-1 Important Kernel Update for Security Fixes

suse
Calendar Grey March 20, 2026
Dist Suse Esm H88
Explore updates for SUSE Linux addressing eight important security fixes, enabling safer operations and system stability.
An update that solves eight vulnerabilities can now be installed.

Summary

## This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.13 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-2025-40258: 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 have_mon_and_osd_map() (bsc#1255402). * CVE-2025-68813: ipvs: fix ipv4 null-ptr-deref in route error path

Topics%20covered

Topics Covered

security advisory SuSE important kernel network use-after-free

References

* bsc#1247240

* bsc#1255053

* bsc#1255378

* bsc#1255402

* bsc#1255895

* bsc#1256624

* bsc#1256644

* bsc#1257669

Cross-

* CVE-2025-38488

* 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-2025-40258 ( 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-2025-40258 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-40284 ( SUSE ): 8.5

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0941-1
Release Date: 2026-03-20T13:41:30Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important kernel network use-after-free

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