Detections
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Oracle Linux 10 : systemd (ELSA-2026-18153)

medium Nessus Plugin ID 328018

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-18153 advisory.

 [257-23.0.1.el10_2.2]
 - Fix detection of Oracle Virtualization or BM envs [Orabug: 37531877]
 - Avoid udevadm warnings when using udev valid configs [Orabug: 37503197]
 - allow dm remove ioctl to co-operate with UEK3 [Orabug: 18467469]
 - set 'RemoveIPC=no' in logind.conf as default [Orabug: 22224874]
 - Fix missing netdev for iscsi entry in fstab [Orabug: 25897792]
 - udev rules: fix memory hot add and remove [Orabug: 31310273]
 - Disable unprivileged BPF by default [Orabug: 32870980]
 - Remove upstream references [Orabug: 33995357]
 - Wait for an extra configurable time before udevd kills a worker [Orabug: 36017407]
 - Removed unneeded patches from the systemd.spec
 - 1004-orabug34272490-0001-core-device-ignore-DEVICE_FOUND_UDEV-bit-on-switchin.patch [Orabug: 34272490]
 - 1005-orabug34272490-0002-core-device-drop-unnecessary-condition.patch [Orabug: 34272490]
 - 1006-orabug34467234-shutdown-get-only-active-md-arrays.patch [Orabug: 34467234]
 - 1007-orabug34868110-pstore-fixes-for-dmesg.txt-reconstruction.patch [Orabug: 34868110]
 - 1008-path-drop-IN_ATTRIB-from-parent-directory-watches.patch [Orabug: 36780432]

 [257-23.2]
 - nspawn: apply BindUser/Ephemeral from settings file only if trusted (RHEL-163873)
 - nspawn: normalize pivot_root paths (RHEL-163873)
 - udev: check for invalid chars in various fields received from the kernel (RHEL-163879)
 - udev: ensure there is space for trailing NUL before calling sprintf (RHEL-163879)
 - udev: ensure tag parsing stays within bounds (RHEL-163879)
 - udev: fix review mixup (RHEL-163879)
 - udev/scsi-id: check for invalid chars in various fields received from the kernel (RHEL-163879)
 - udev-builtin-net-id: print cescaped bad attributes (RHEL-163879)

 [257-23.1]
 - ci: re-enable bpf-framework option for build and unit test jobs (RHEL-152080)
 - ci: add bpftool workaround to codeql job too (RHEL-152080)
 - ci: fix workaround about bpftool for codeql (RHEL-152080)
 - ci: add bpftool workaround to coverity too (RHEL-152080)
 - path-util: add flavour of path_startswith() that leaves a leading slash in place (RHEL-152080)
 - cgroup: port some code over to path_startswith_full() (RHEL-152080)
 - path-util: invert PATH_STARTSWITH_ACCEPT_DOT_DOT flag (RHEL-152080)
 - sd-json: fix off-by-one issue when updating parent for array elements (RHEL-152080)
 - core/cgroup: avoid one unnecessary strjoina() (RHEL-152080)
 - core: validate input cgroup path more prudently (RHEL-152080)

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

Note that Nessus has not tested for this issue 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-2026-18153.html

Plugin Details

Severity: Medium

ID: 328018

File Name: oraclelinux_ELSA-2026-18153.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/20/2026

Updated: 7/20/2026

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6

Percentile: 96.73

CVSS v2

Risk Factor: Low

Base Score: 3.2

Temporal Score: 2.5

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

CVSS Score Source: CVE-2025-4598

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.2

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

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

CVSS v4

Risk Factor: Medium

Base Score: 4.8

Threat Score: 1.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:oracle:linux:10, cpe:/o:oracle:linux:10:2:baseos_patch, p-cpe:/a:oracle:linux:systemd-boot-unsigned, p-cpe:/a:oracle:linux:systemd-container, p-cpe:/a:oracle:linux:systemd-devel, p-cpe:/a:oracle:linux:systemd-journal-remote, p-cpe:/a:oracle:linux:systemd-libs, p-cpe:/a:oracle:linux:systemd-oomd, p-cpe:/a:oracle:linux:systemd-pam, p-cpe:/a:oracle:linux:systemd-resolved, p-cpe:/a:oracle:linux:systemd-rpm-macros, p-cpe:/a:oracle:linux:systemd-udev, p-cpe:/a:oracle:linux:systemd-ukify, p-cpe:/a:oracle:linux:systemd

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: 7/20/2026

Vulnerability Publication Date: 5/29/2025

Reference Information

CVE: CVE-2025-4598