SUSE SLES15 Security Update : kernel RT (Live Patch 19 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:4433-1)

high Nessus Plugin ID 362808

Synopsis

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

Description

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4433-1 advisory.

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.72 fixes various security issues:

The following security issues were fixed:

- CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd() (bsc#1272391).
- CVE-2026-63920: ipv6: validate extension header length before copying to cmsg (bsc#1273012).
- CVE-2026-64000: net: hsr: fix potential OOB access in supervision frame handling (bsc#1273052).
- CVE-2026-64114: ipv4: raw: reject IP_HDRINCL packets with ihl < 5 (bsc#1273833).
- CVE-2026-64121: net: ifb: report ethtool stats over num_tx_queues (bsc#1273837).
- CVE-2026-68121: pppoe: reload header pointer after dev_hard_header() (bsc#1275228).
- CVE-2026-74394: RDMA/srpt: fix integer overflow in immediate data length check (bsc#1277409).
- CVE-2026-74612: veth: fix skb length accounting after XDP frag adjustment (bsc#1277506).

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_0-150700_7_72-rt package.

Plugin Details

Severity: High

ID: 362808

File Name: suse_SU-2026-4433-1.nasl

Version: 1.1

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 10/3/2026

Updated: 10/3/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.9

Percentile: 99.35

CVSS v2

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.9

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

CVSS Score Source: CVE-2026-64121

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.4

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:kernel-livepatch-6_4_0-150700_7_72-rt

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: 10/2/2026

Vulnerability Publication Date: 6/4/2026

Reference Information

CVE: CVE-2026-63888, CVE-2026-63920, CVE-2026-64000, CVE-2026-64114, CVE-2026-64121, CVE-2026-68121, CVE-2026-74394, CVE-2026-74612

SuSE: SUSE-SU-2026:4433-1

Detections

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