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Ubuntu 22.04 Key Security Patch Upgrade DO-UB-2023-0078-9

opensuse
Calendar Grey March 27, 2026
Dist Opensuse Esm H88
Important update for openSUSE resolving eight security issues in kernel, enhancing system stability and security.
An update that solves eight vulnerabilities can now be installed.

Description

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.65 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

(bsc#1256644).

* CVE-2025-71085: ipv6: BUG() in pskb_expand_head() as part of

calipso_skbuff_setattr() (bsc#1256624).

Topics%20covered

Topics Covered

security advisory security issue DoS important kernel OpenSUSE

Patch

## 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:

* openSUSE Leap 15.6

zypper in -t patch SUSE-2026-1089=1

* SUSE Linux Enterprise Live Patching 15-SP6

zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2026-1089=1

Package List

* openSUSE Leap 15.6 (ppc64le s390x x86_64)

* kernel-livepatch-6_4_0-150600_23_65-default-7-150600.2.1

* kernel-livepatch-SLE15-SP6_Update_14-debugsource-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_65-default-debuginfo-7-150600.2.1

* SUSE Linux Enterprise Live Patching 15-SP6 (ppc64le s390x x86_64)

* kernel-livepatch-6_4_0-150600_23_65-default-7-150600.2.1

* kernel-livepatch-SLE15-SP6_Update_14-debugsource-7-150600.2.1

* kernel-livepatch-6_4_0-150600_23_65-default-debuginfo-7-150600.2.1

References

* bsc#1247240

* bsc#1255053

* bsc#1255378

* bsc#1255402

* bsc#1255895

* bsc#1256624

* bsc#1256644

* bsc#1257669

## References:

* https://www.suse.com/security/cve/CVE-2025-38488.html

* https://www.suse.com/security/cve/CVE-2025-40258.html

* https://www.suse.com/security/cve/CVE-2025-40284.html

* https://www.suse.com/security/cve/CVE-2025-40297.html

* https://www.suse.com/security/cve/CVE-2025-68284.html

* https://www.suse.com/security/cve/CVE-2025-68285.html

* https://www.suse.com/security/cve/CVE-2025-68813.html

* https://www.suse.com/security/cve/CVE-2025-71085.html

* https://bugzilla.suse.com/show_bug.cgi?id=1247240

* https://bugzilla.suse.com/show_bug.cgi?id=1255053

* https://bugzilla.suse.com/show_bug.cgi?id=1255378

* https://bugzilla.suse.com/show_bug.cgi?id=1255402

* https://bugzilla.suse.com/show_bug.cgi?id=1255895

* https://bugzilla.suse.com/show_bug.cgi?id=1256624

* https://bugzilla.suse.com/show_bug.cgi?id=1256644

* https://bugzilla.suse.com/show_bug.cgi?id=1257669

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1089-1
Release Date: 2026-03-26T17:34:59Z
Affected Products: * openSUSE Leap 15.6 * SUSE Linux Enterprise Live Patching 15-SP6 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP6

Topics%20covered

Topics Covered

security advisory security issue DoS important kernel OpenSUSE

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