RHSA-2026:99952: Critical: Satellite 6.18.11 Async Update

Published Nov 12, 2026
·
Updated

Critical: Satellite 6.18.11 Async Update

Other sources

Red Hat Satellite is a system management solution that allows organizationsto configure and maintain their systems without the necessity to providepublic Internet access to their servers or other client systems. Itperforms provisioning and configuration management of predefined standardoperating environments.Security fix(es): rubygem-katello: Cross-tenant Content View Filter rule access and modification via unauthorized parent filter lookup (CVE-2026-81668) sequoia-openpgp: Cryptographic integrity compromise via key flag confusion (CVE-2026-42784) pyjwt: Token forgery via acceptance of public JWK containers as HMAC secrets (CVE-2026-102273) python3.12-pulp-rpm: Distribution tree publish creates directories from .treeinfo ids (CVE-2026-103870) candlepin: broken object-level authorization via VerifyAuthorizationFilter multi-@Verify hasAccess latching (CVE-2026-106471) pyjwt: Verification key substitution via unvalidated JWKS redirects (CVE-2026-102267) pyjwt: Authentication bypass via improper public key validation (CVE-2026-102268) pyjwt: Token forgery via improper Unicode byte-order mark handling (CVE-2026-102272) candlepin: Consumer certificate can register systems in another organization (CVE-2026-111456) foreman: Cross-tenant disclosure of template revisions via unauthorized audit lookup (CVE-2026-81658) foreman: authorization flaw in the Foreman::Controller::UserAware#finduser handling used by Api::V2::PersonalAccessTokensController (CVE-2026-86322) foreman: authorization flaw in the mail-notification endpoints implemented by Api::V2::MailNotificationsController (CVE-2026-86323) foreman: authorization flaw in the Foreman::Controller::UserAware handling used by Api::V2::SshKeysController (CVE-2026-86324) foreman: API filter lookup ignores a search-limited filter permission (CVE-2026-107193) foreman: API host template render discloses secrets to viewhosts users (incomplete CVE-2026-96659 fix) (CVE-2026-107443) safemode: Jail allow-list bypass via op-assign expressions (CVE-2026-107360) Puma: HTTP Request Smuggling via Underscore Header Name Confusion (CVE-2026-68006) rubygem-smartproxydynflow: Dynflow console authorizes any client certificate the capsule CA signed (CVE-2026-107152) crass: Denial of Service via crafted scientific notation in CSS (CVE-2026-61845) ansible-core: ansible.builtin.git invokes git without a -- separator, allowing argument injection via a --leading repository URL (e.g. --upload-pack) -> RCE (CVE-2026-84503) crass: Denial of Service via excessive recursion when processing comments (CVE-2026-61847) pulpcore: file:// scheme allowlist bypass in content upload fileurl field enables arbitrary file read and Pulp Container registry signing key theft (CVE-2026-90959) Bug fix(es): Adding hosts to a large host collection is slow (SAT-50731) Automatic Capsule sync is not triggered during subsequent Rolling Content View refreshes in Satellite 6.18 (SAT-50730) PG::SequenceGeneratorLimitExceeded: reached maximum value of sequence "katellorpmsidseq" during repo sync (SAT-53451) Recurring cookie store unavailable: :hash, error: key not found: :hash under bulk RHSM load (SAT-53458) Attempting to assign content-view-environments via hammer when LCE is not synced by content source should propagate error message text to hammer (SAT-53454) Client failed to register to the Satellite with "integer out of range" error (SAT-53455) Host::Managed audit exclusions not applied, resulting in excessive audit records (SAT-53456) RHSA-2026:74504: Token enforcement breaks generic non-PXE provisioning and fails when tokenlifetime=0 (SAT-52738)

— Red Hat

Affected Software

37 affected componentsFixes available
redhat/ansible-core<2.16.19-4.el9
2.16.19-4.el9
redhat/candlepin<4.6.7-2.el9
4.6.7-2.el9
redhat/foreman<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/python3.12-pulp-container<2.24.16-1.el9
2.24.16-1.el9
redhat/python3.12-pulp-rpm<3.29.12-1.el9
3.29.12-1.el9
redhat/python3.12-pulpcore<3.73.45-1.el9
3.73.45-1.el9
redhat/python3.12-pyjwt<2.15.1-1.el9
2.15.1-1.el9
redhat/python3.12-pysequoia<0.1.35-1.el9
0.1.35-1.el9
redhat/rubygem-crass<1.0.8-1.el9
1.0.8-1.el9
redhat/rubygem-katello<4.18.0.29-1.el9
4.18.0.29-1.el9
redhat/rubygem-puma<6.6.1-2.el9
6.6.1-2.el9
redhat/rubygem-safemode<1.5.0-3.el9
1.5.0-3.el9
redhat/satellite<6.18.11-1.el9
6.18.11-1.el9
redhat/ansible-test<2.16.19-4.el9
2.16.19-4.el9
redhat/candlepin-selinux<4.6.7-2.el9
4.6.7-2.el9
redhat/foreman-cli<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-debug<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-dynflow-sidekiq<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-ec2<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-journald<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-libvirt<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-openstack<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-pcp<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-postgresql<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-redis<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-service<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-telemetry<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/foreman-vmware<3.16.0.29-1.el9
3.16.0.29-1.el9
redhat/rubygem-puma-debuginfo<6.6.1-2.el9
6.6.1-2.el9
redhat/rubygem-puma-debugsource<6.6.1-2.el9
6.6.1-2.el9
redhat/satellite-cli<6.18.11-1.el9
6.18.11-1.el9
redhat/satellite-common<6.18.11-1.el9
6.18.11-1.el9
redhat/satellite-obsolete-packages<6.18.11-1.el9
6.18.11-1.el9
redhat/satellite-capsule<6.18.11-1.el9
6.18.11-1.el9
Red Hat Red Hat Satellite Capsule
Red Hat Red Hat Satellite
Red Hat Red Hat Enterprise Linux for x86_64

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/ansible-core to a version that resolves this vulnerability.

    Fixed in 2.16.19-4.el9
  2. Upgrade

    Upgrade redhat/candlepin to a version that resolves this vulnerability.

    Fixed in 4.6.7-2.el9
  3. Upgrade

    Upgrade redhat/foreman to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  4. Upgrade

    Upgrade redhat/python3.12-pulp-container to a version that resolves this vulnerability.

    Fixed in 2.24.16-1.el9
  5. Upgrade

    Upgrade redhat/python3.12-pulp-rpm to a version that resolves this vulnerability.

    Fixed in 3.29.12-1.el9
  6. Upgrade

    Upgrade redhat/python3.12-pulpcore to a version that resolves this vulnerability.

    Fixed in 3.73.45-1.el9
  7. Upgrade

    Upgrade redhat/python3.12-pyjwt to a version that resolves this vulnerability.

    Fixed in 2.15.1-1.el9
  8. Upgrade

    Upgrade redhat/python3.12-pysequoia to a version that resolves this vulnerability.

    Fixed in 0.1.35-1.el9
  9. Upgrade

    Upgrade redhat/rubygem-crass to a version that resolves this vulnerability.

    Fixed in 1.0.8-1.el9
  10. Upgrade

    Upgrade redhat/rubygem-katello to a version that resolves this vulnerability.

    Fixed in 4.18.0.29-1.el9
  11. Upgrade

    Upgrade redhat/rubygem-puma to a version that resolves this vulnerability.

    Fixed in 6.6.1-2.el9
  12. Upgrade

    Upgrade redhat/rubygem-safemode to a version that resolves this vulnerability.

    Fixed in 1.5.0-3.el9
  13. Upgrade

    Upgrade redhat/satellite to a version that resolves this vulnerability.

    Fixed in 6.18.11-1.el9
  14. Upgrade

    Upgrade redhat/ansible-test to a version that resolves this vulnerability.

    Fixed in 2.16.19-4.el9
  15. Upgrade

    Upgrade redhat/candlepin-selinux to a version that resolves this vulnerability.

    Fixed in 4.6.7-2.el9
  16. Upgrade

    Upgrade redhat/foreman-cli to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  17. Upgrade

    Upgrade redhat/foreman-debug to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  18. Upgrade

    Upgrade redhat/foreman-dynflow-sidekiq to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  19. Upgrade

    Upgrade redhat/foreman-ec2 to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  20. Upgrade

    Upgrade redhat/foreman-journald to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  21. Upgrade

    Upgrade redhat/foreman-libvirt to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  22. Upgrade

    Upgrade redhat/foreman-openstack to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  23. Upgrade

    Upgrade redhat/foreman-pcp to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  24. Upgrade

    Upgrade redhat/foreman-postgresql to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  25. Upgrade

    Upgrade redhat/foreman-redis to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  26. Upgrade

    Upgrade redhat/foreman-service to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  27. Upgrade

    Upgrade redhat/foreman-telemetry to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  28. Upgrade

    Upgrade redhat/foreman-vmware to a version that resolves this vulnerability.

    Fixed in 3.16.0.29-1.el9
  29. Upgrade

    Upgrade redhat/rubygem-puma-debuginfo to a version that resolves this vulnerability.

    Fixed in 6.6.1-2.el9
  30. Upgrade

    Upgrade redhat/rubygem-puma-debugsource to a version that resolves this vulnerability.

    Fixed in 6.6.1-2.el9
  31. Upgrade

    Upgrade redhat/satellite-cli to a version that resolves this vulnerability.

    Fixed in 6.18.11-1.el9
  32. Upgrade

    Upgrade redhat/satellite-common to a version that resolves this vulnerability.

    Fixed in 6.18.11-1.el9
  33. Upgrade

    Upgrade redhat/satellite-obsolete-packages to a version that resolves this vulnerability.

    Fixed in 6.18.11-1.el9
  34. Upgrade

    Upgrade redhat/satellite-capsule to a version that resolves this vulnerability.

    Fixed in 6.18.11-1.el9
  35. Upgrade

    Upgrade Red Hat Satellite to a version that resolves this vulnerability.

    Fixed in 6.18.11
  36. Operational

    Before applying the Satellite 6.18.11 update, apply all previously released errata relevant to the system.

Event History

Nov 12, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·11:42 PM
Data Sourced
via Red Hat·11:42 PM
Severity

Frequently Asked Questions

1

Which components in the Satellite update are identified as having security fixes?

The advisory identifies fixes affecting rubygem-katello, sequoia-openpgp, pyjwt, python3.12-pulp-rpm, and candlepin. The listed software also includes ansible-core, foreman, python3.12-pulp-container, python3.12-pulpcore, python3.12-pyjwt, and python3.12-pysequoia.

2

What types of security impact are covered by the listed fixes?

The listed issues include cross-tenant and object-level authorization failures, token forgery and authentication bypass conditions in pyjwt, cryptographic integrity compromise in sequoia-openpgp, and directory creation from .treeinfo identifiers during distribution-tree publishing in python3.12-pulp-rpm.

3

Does the advisory state whether Internet-facing deployment is required for exposure?

No. The description says Satellite can manage systems without requiring public Internet access to servers or clients, but it does not state whether any listed issue requires Internet exposure or identify affected default configurations.

Company

Resources

Contact

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