Detections
Analytics

Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50007)

high Nessus Plugin ID 283569

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Synopsis

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

Description

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50007 advisory.

 - tipc: Fix use-after-free in tipc_mon_reinit_self(). (Kuniyuki Iwashima) [Orabug: 38788585] {CVE-2025-40280}
 - fs/proc: fix uaf in proc_readdir_de() (Wei Yang) [Orabug: 38788587] {CVE-2025-40271}
 - vsock: Ignore signal/timeout on connect() if already established (Michal Luczaj) [Orabug: 38788594] {CVE-2025-40248}
 - mm/hugetlb: add option to allows disabling CVE-2025-38085 mitigation (Joe Jin) [Orabug: 38728358]
 - netfilter: nf_tables: reject duplicate device on updates (Pablo Neira Ayuso) [Orabug: 38389767] {CVE-2025-38678}
 - net/mlx5: Clean up only new IRQ glue on request_irq() failure (Pradyumn Rahar) [Orabug:
 37961220,38730620] {CVE-2025-40250}
 - bnxt_en: Fix memory corruption when FW resources change during ifdown (Sreekanth Reddy) [Orabug:
 38440240] {CVE-2025-39810}

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-2026-50007.html

Plugin Details

Severity: High

ID: 283569

File Name: oraclelinux_ELSA-2026-50007.nasl

Version: 1.2

Type: local

Agent: unix

Published: 1/13/2026

Updated: 1/14/2026

Supported Sensors: Frictionless Assessment Agent, 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: 5.3

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

CVSS Score Source: CVE-2025-39810

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel-uek-container, p-cpe:/a:oracle:linux:kernel-uek-container-debug, cpe:/o:oracle:linux:9, p-cpe:/a:oracle:linux:kernel-uek-core, p-cpe:/a:oracle:linux:kernel-uek-debug-core, p-cpe:/a:oracle:linux:kernel-uek-debug-modules, p-cpe:/a:oracle:linux:kernel-uek-debug-modules-extra, p-cpe:/a:oracle:linux:kernel-uek-modules, p-cpe:/a:oracle:linux:kernel-uek-modules-extra, p-cpe:/a:oracle:linux:kernel-uek64k, p-cpe:/a:oracle:linux:kernel-uek64k-core, p-cpe:/a:oracle:linux:kernel-uek64k-modules, p-cpe:/a:oracle:linux:kernel-uek64k-modules-extra, p-cpe:/a:oracle:linux:kernel-uek64k-devel, cpe:/o:oracle:linux:9:7:baseos_patch

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: 1/13/2026

Vulnerability Publication Date: 6/28/2025

Reference Information

CVE: CVE-2025-38085, CVE-2025-38678, CVE-2025-39810, CVE-2025-40248, CVE-2025-40250, CVE-2025-40271, CVE-2025-40280