Oracle Linux 8 : kernel (ELSA-2026-98099)

critical Nessus Plugin ID 379579

Synopsis

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

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-98099 advisory.

- scsi: libiscsi: Validate the task named by a management response (CKI Backport Bot) [RHEL-298434] {CVE-2026-99152}
- scsi: libiscsi: Validate the ITT reflected in a Reject PDU (CKI Backport Bot) [RHEL-298485] {CVE-2026-99153}
- s390/boot: Avoid IPL parameter append past command line (CKI Backport Bot) [RHEL-292341] {CVE-2026-98403}
- ppp: defer channel free to an RCU grace period to fix pppol2tp RX UAF (Abhishek Rawal) [RHEL-237021] {CVE-2026-68398}
- ALSA: seq: midi: Optimize event_input locking with RCU (Jaroslav Kysela) [RHEL-282910] {CVE-2026-90207}
- ALSA: pcm: Serialize PCM mmap with buffer reallocation to fix page UAF (CKI Backport Bot) [RHEL-276104] {CVE-2026-98116}
- openvswitch: fix GSO userspace truncation underflow (CKI Backport Bot) [RHEL-263792] {CVE-2026-68123}
- net: bridge: mcast: fix use-after-free of a master VLAN's multicast context (CKI Backport Bot) [RHEL-258677] {CVE-2026-80842}
- Bluetooth: mgmt: fix UAF in pair command cancellation (CKI Backport Bot) [RHEL-254633] {CVE-2026-74510}
- net/smc: Fix build errors after TCP ULP revert (Jan Polensky) [RHEL-227557] {CVE-2026-46330}
- libsubcmd: Fix use-after-free for realloc(..., 0) (Jan Polensky) [RHEL-227557] {CVE-2026-46330}

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.

Plugin Details

Severity: Critical

ID: 379579

File Name: oraclelinux_ELSA-2026-98099.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Oracle Linux Local Security Checks

Published: 11/12/2026

Updated: 11/12/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.3

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2026-99153

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, cpe:/o:oracle:linux:8:10:baseos_patch, p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel-abi-stablelists, p-cpe:/a:oracle:linux:kernel-core, p-cpe:/a:oracle:linux:kernel-cross-headers, p-cpe:/a:oracle:linux:kernel-debug-core, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-debug-modules-extra, p-cpe:/a:oracle:linux:kernel-debug-modules, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-devel, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel-modules-extra, p-cpe:/a:oracle:linux:kernel-modules, p-cpe:/a:oracle:linux:kernel-tools-libs-devel, p-cpe:/a:oracle:linux:kernel-tools-libs, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:kernel, p-cpe:/a:oracle:linux:perf, p-cpe:/a:oracle:linux:python3-perf

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/11/2026

Vulnerability Publication Date: 6/9/2026

Reference Information

CVE: CVE-2026-46330, CVE-2026-68123, CVE-2026-68398, CVE-2026-74510, CVE-2026-80842, CVE-2026-90207, CVE-2026-98116, CVE-2026-98403, CVE-2026-99152, CVE-2026-99153

Detections

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