Oracle Linux 9 : ELSA-2026-61355-0: / dbus-broker (ELSA-2026-613550)

medium Nessus Plugin ID 342352

Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 9 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2026-613550 advisory.

[28-9]
- Fix session bus denial of service via EMFILE during peer setup.
Resolves: RHEL-233014

[28-8]
- Switch from useradd to systemd sysusers Resolves: RHEL-109036

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 dbus-broker package.

See Also

https://linux.oracle.com/errata/ELSA-2026-61355-0.html

Plugin Details

Severity: Medium

ID: 342352

File Name: oraclelinux_ELSA-2026-613550.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 9/2/2026

Updated: 9/2/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.72

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2026-16730

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:9, cpe:/o:oracle:linux:9:8:baseos_patch, p-cpe:/a:oracle:linux:dbus-broker

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: 9/1/2026

Vulnerability Publication Date: 7/24/2026

Reference Information

CVE: CVE-2026-16730