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RHEL 9 : Satellite 6.17.9 Async Update (Important) (RHSA-2026:34366)

high Nessus Plugin ID 324595

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-2026:34366 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):

 * python-pillow: Pillow: Denial of Service via decompression bomb in FITS image processing (CVE-2026-40192)

 * dynflow-utils: Root.Chmod can follow symlinks out of the root (CVE-2026-32282)

 * yggdrasil-worker-forwarder: Root.Chmod can follow symlinks out of the root (CVE-2026-32282)

 * foreman: Foreman: Privilege escalation to administrator-level access via usergroup role assignment manipulation (CVE-2026-5136)

 * foreman: Foreman: Information disclosure via improper validation of nested request parameters (CVE-2026-5138)

 * foreman: Foreman: Unauthorized modification of host configurations via broken access control (CVE-2026-5135)

 * foreman: foreman: Cross-tenant private SSH key disclosure via taxonomy scoping bypass (CVE-2026-5142)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

 Bug Fix(es):

 * orphan cleanup triggers CapsuleContent::UpdateContentCounts regardless of automatic_content_count_updates setting (SAT-45923)

 * The custom repository fails to sync with the Capsule server, resulting in an error (SAT-44719)

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.

See Also

https://access.redhat.com/errata/RHSA-2026:34366

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2452230

https://bugzilla.redhat.com/show_bug.cgi?id=2452970

https://bugzilla.redhat.com/show_bug.cgi?id=2452971

https://bugzilla.redhat.com/show_bug.cgi?id=2452999

https://bugzilla.redhat.com/show_bug.cgi?id=2456336

https://bugzilla.redhat.com/show_bug.cgi?id=2458856

https://issues.redhat.com/browse/SAT-44719

https://issues.redhat.com/browse/SAT-45923

http://www.nessus.org/u?4538cdab

Plugin Details

Severity: High

ID: 324595

File Name: redhat-RHSA-2026-34366.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/1/2026

Updated: 7/1/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.96

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 4.4

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

CVSS Score Source: CVE-2026-32282

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.6

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

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

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 6.6

Threat Vector: CVSS:4.0/E:U

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

CVSS Score Source: CVE-2026-40192

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:foreman-debug, p-cpe:/a:redhat:enterprise_linux:foreman-postgresql, p-cpe:/a:redhat:enterprise_linux:python-pillow, 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: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:foreman-ovirt, p-cpe:/a:redhat:enterprise_linux:dynflow-utils, p-cpe:/a:redhat:enterprise_linux:foreman-libvirt, p-cpe:/a:redhat:enterprise_linux:python3.11-pillow

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/1/2026

Vulnerability Publication Date: 4/7/2026

Reference Information

CVE: CVE-2026-32282, CVE-2026-40192, CVE-2026-5135, CVE-2026-5136, CVE-2026-5138, CVE-2026-5142

CWE: 266, 367, 409, 639

RHSA: 2026:34366