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openSUSE 16 Security Update : kernel (Live Patch 1 for SUSE Linux Enterprise 16) (openSUSE-SU-2026:20252-1)

high Nessus Plugin ID 299739

Synopsis

The remote openSUSE host is missing a security update.

Description

The remote openSUSE 16 host has a package installed that is affected by a vulnerability as referenced in the openSUSE- SU-2026:20252-1 advisory.

 This update for the SUSE Linux Enterprise kernel 6.12.0-160000.6.1 fixes one security issue

 The following security issue was fixed:

 - CVE-2025-40186: tcp: Don't call reqsk_fastopen_remove() in tcp_conn_request() (bsc#1253439).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected kernel-livepatch-6_12_0-160000_6-default package.

See Also

https://bugzilla.suse.com/1253439

https://www.suse.com/security/cve/CVE-2025-40186

Plugin Details

Severity: High

ID: 299739

File Name: openSUSE-2026-20252-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/22/2026

Updated: 2/22/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6

Temporal Score: 4.4

Vector: CVSS2#AV:L/AC:H/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2025-40186

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:kernel-livepatch-6_12_0-160000_6-default

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2/18/2026

Vulnerability Publication Date: 10/27/2025

Reference Information

CVE: CVE-2025-40186