SUSE SLES15: kernel-livepatch-6_4_0-150600_23_115-default / etc (SUSE-SU-2026:3372-1)

high Nessus Plugin ID 330542

Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3372-1 advisory.

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.115 fixes various security issues:

The following security issues were fixed:

- CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected role (bsc#1270060).
- CVE-2026-53366: ipv4: account for fraggap on the paged allocation path (bsc#1271370).

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

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

Solution

Update the affected kernel-livepatch-6_4_0-150600_23_115-default and / or kernel-livepatch-6_4_0-150700_53_60-default packages.

See Also

https://bugzilla.suse.com/1270060

https://bugzilla.suse.com/1271370

https://www.suse.com/security/cve/CVE-2026-53359

https://www.suse.com/security/cve/CVE-2026-53366

http://www.nessus.org/u?e9aede19

Plugin Details

Severity: High

ID: 330542

File Name: suse_SU-2026-3372-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/29/2026

Updated: 7/29/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9

Percentile: 99.75

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.6

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

CVSS Score Source: CVE-2026-53366

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

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

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

CVSS Score Source: CVE-2026-53359

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:kernel-livepatch-6_4_0-150600_23_115-default, p-cpe:/a:novell:suse_linux:kernel-livepatch-6_4_0-150700_53_60-default

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/28/2026

Vulnerability Publication Date: 7/4/2026

Reference Information

CVE: CVE-2026-53359, CVE-2026-53366

SuSE: SUSE-SU-2026:3372-1