Detections
Analytics

Oracle Linux 9 : kernel (ELSA-2026-6153)

high Nessus Plugin ID 304489

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-6153 advisory.

 - net/sched: cls_u32: use skb_header_pointer_careful() (Paolo Abeni) [RHEL-150403] {CVE-2026-23204}
 - bonding: fix use-after-free due to enslave fail after slave array update (CKI Backport Bot) [RHEL-152383] {CVE-2026-23171}
 - mm/damon/sysfs: cleanup attrs subdirs on context dir setup failure (CKI Backport Bot) [RHEL-150477] {CVE-2026-23144}
 - macvlan: fix error recovery in macvlan_common_newlink() (CKI Backport Bot) [RHEL-150226] {CVE-2026-23209}
 - scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count() (CKI Backport Bot) [RHEL-150422] {CVE-2026-23193}
 - ALSA: aloop: Fix racy access at PCM trigger (CKI Backport Bot) [RHEL-150130] {CVE-2026-23191}
 - net: atm: fix /proc/net/atm/lec handling (Hangbin Liu) [RHEL-146421] {CVE-2025-38180}
 - net: atm: add lec_mutex (Hangbin Liu) [RHEL-146421] {CVE-2025-38323}

Tenable has extracted the preceding description block directly from the Oracle Linux 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 packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-6153.html

Plugin Details

Severity: High

ID: 304489

File Name: oraclelinux_ELSA-2026-6153.nasl

Version: 1.1

Type: local

Agent: unix

Published: 4/1/2026

Updated: 4/1/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-23209

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/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: p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:rtla, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-cross-headers, p-cpe:/a:oracle:linux:kernel-debug-modules, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:rv, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-headers, cpe:/o:oracle:linux:9, p-cpe:/a:oracle:linux:kernel-debug-uki-virt, p-cpe:/a:oracle:linux:kernel-debug-modules-core, p-cpe:/a:oracle:linux:kernel-modules, p-cpe:/a:oracle:linux:kernel-debug-devel-matched, p-cpe:/a:oracle:linux:kernel-abi-stablelists, cpe:/o:oracle:linux:9:7:baseos_patch, p-cpe:/a:oracle:linux:kernel-devel-matched, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-modules-core, p-cpe:/a:oracle:linux:kernel-core, p-cpe:/a:oracle:linux:kernel-uki-virt, p-cpe:/a:oracle:linux:libperf, p-cpe:/a:oracle:linux:kernel-debug-modules-extra, p-cpe:/a:oracle:linux:python3-perf, p-cpe:/a:oracle:linux:kernel-debug-core, p-cpe:/a:oracle:linux:kernel-uki-virt-addons, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:kernel-modules-extra, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:kernel

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Ease: No known exploits are available

Patch Publication Date: 3/30/2026

Vulnerability Publication Date: 7/4/2025

Reference Information

CVE: CVE-2025-38180, CVE-2025-40096, CVE-2026-23144, CVE-2026-23171, CVE-2026-23191, CVE-2026-23193, CVE-2026-23204, CVE-2026-23209