Oracle Linux 8 : kernel (ELSA-2026-2264)

high Nessus Plugin ID 298545

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-2026-2264 advisory.

- ext4: fix use-after-free in ext4_orphan_cleanup (CKI Backport Bot) [RHEL-136000] {CVE-2022-50673}
- ext4: lost matching-pair of trace in ext4_truncate (CKI Backport Bot) [RHEL-136000] {CVE-2022-50673}
- ALSA: usb-audio: Fix potential overflow of PCM transfer buffer (CKI Backport Bot) [RHEL-136904] {CVE-2025-40269}
- nvme-tcp: fix NULL pointer dereferences in nvmet_tcp_build_pdu_iovec (CKI Backport Bot) [RHEL-144327] {CVE-2026-22998}
- net: use dst_dev_rcu() in sk_setup_caps() (Hangbin Liu) [RHEL-129079] {CVE-2025-40170}
- ipv6: use RCU in ip6_xmit() (Hangbin Liu) [RHEL-129004] {CVE-2025-40135}
- ipv6: use RCU in ip6_output() (Hangbin Liu) [RHEL-128966] {CVE-2025-40158}
- ipv4: use RCU protection in __ip_rt_update_pmtu() (Hangbin Liu) [RHEL-128966] {CVE-2025-21766}
- NFSv4/pNFS: Clear NFS_INO_LAYOUTCOMMIT in pnfs_mark_layout_stateid_invalid (CKI Backport Bot) [RHEL-140255] {CVE-2025-68349}
- vsock/vmci: Clear the vmci transport packet properly when initializing it (CKI Backport Bot) [RHEL-137692] {CVE-2025-38403}

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: High

ID: 298545

File Name: oraclelinux_ELSA-2026-2264.nasl

Version: 1.1

Type: local

Agent: unix

Family: Oracle Linux Local Security Checks

Published: 2/10/2026

Updated: 2/10/2026

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

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-2025-38403

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:kernel-devel, p-cpe:/a:oracle:linux:kernel-cross-headers, p-cpe:/a:oracle:linux:kernel-debug-modules, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:kernel-tools, p-cpe:/a:oracle:linux:kernel-debug-devel, p-cpe:/a:oracle:linux:kernel-headers, p-cpe:/a:oracle:linux:kernel-modules, p-cpe:/a:oracle:linux:kernel-abi-stablelists, p-cpe:/a:oracle:linux:kernel-debug, p-cpe:/a:oracle:linux:kernel-core, p-cpe:/a:oracle:linux:kernel-debug-modules-extra, p-cpe:/a:oracle:linux:python3-perf, p-cpe:/a:oracle:linux:bpftool, p-cpe:/a:oracle:linux:kernel-debug-core, cpe:/o:oracle:linux:8:10:baseos_patch, 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/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Ease: No known exploits are available

Patch Publication Date: 2/9/2026

Vulnerability Publication Date: 2/8/2023

Reference Information

CVE: CVE-2022-50673, CVE-2025-38403, CVE-2025-40135, CVE-2025-40158, CVE-2025-40170, CVE-2025-40269, CVE-2025-68349, CVE-2026-22998

Detections

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