RHEL 9 : Satellite 6.18.4 Async Update (Important) (RHSA-2026:5968)

critical Nessus Plugin ID 303904

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:5968 advisory.

Red Hat Satellite is a system management solution that allows organizations to configure and maintain their systems without the necessity to provide public Internet access to their servers or other client systems. It performs provisioning and configuration management of predefined standard operating environments.

Security Fix(es):

* yggdrasil-worker-forwarder: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726)
* yggdrasil-worker-forwarder: golang: Denial of Service due to excessive resource consumption via crafted certificate (CVE-2025-61729)
* yggdrasil-worker-forwarder: Unexpected session resumption in crypto/tls (CVE-2025-68121)
* rubygem-rubyipmi: Remote Code Execution in rubyipmi via malicious BMC username (CVE-2026-0980)
* rubygem-foreman_kubevirt: foreman_kubevirt: Man-in-the-Middle due to insecure default SSL verification (CVE-2026-1531)
* foreman: Foreman: Remote Code Execution via command injection in WebSocket proxy (CVE-2026-1961)
* rubygem-katello: Katello: Denial of Service and potential information disclosure via SQL injection (CVE-2026-4324)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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: 303904

File Name: redhat-RHSA-2026-5968.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 3/26/2026

Updated: 3/26/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.1

Vendor

Vendor Severity: Important

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-2025-68121

CVSS v3

Risk Factor: Critical

Base Score: 10

Temporal Score: 9

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:yggdrasil-worker-forwarder, p-cpe:/a:redhat:enterprise_linux:foreman-service, p-cpe:/a:redhat:enterprise_linux:foreman-vmware, p-cpe:/a:redhat:enterprise_linux:foreman, p-cpe:/a:redhat:enterprise_linux:foreman-telemetry, p-cpe:/a:redhat:enterprise_linux:rubygem-katello, p-cpe:/a:redhat:enterprise_linux:foreman-postgresql, p-cpe:/a:redhat:enterprise_linux:foreman-dynflow-sidekiq, p-cpe:/a:redhat:enterprise_linux:foreman-pcp, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:rubygem-foreman_kubevirt, p-cpe:/a:redhat:enterprise_linux:foreman-ec2, p-cpe:/a:redhat:enterprise_linux:foreman-openstack, p-cpe:/a:redhat:enterprise_linux:foreman-cli, p-cpe:/a:redhat:enterprise_linux:foreman-journald, p-cpe:/a:redhat:enterprise_linux:foreman-redis, p-cpe:/a:redhat:enterprise_linux:rubygem-rubyipmi, p-cpe:/a:redhat:enterprise_linux:foreman-libvirt, p-cpe:/a:redhat:enterprise_linux:foreman-debug

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/26/2026

Vulnerability Publication Date: 12/2/2025

Reference Information

CVE: CVE-2025-61726, CVE-2025-61729, CVE-2025-68121, CVE-2026-0980, CVE-2026-1531, CVE-2026-1961, CVE-2026-4324

CWE: 1050, 295, 770, 78, 89

RHSA: 2026:5968

Detections

Analytics