Issued:
2026-02-16
Updated:
2026-02-16

RHSA-2026:2764 - Important: Satellite 6.17.6.3 Async Update

Synopsis

Important: Satellite 6.17.6.3 Async Update

Type/Severity

Security Advisory Important

Topic

A new release is now available for Red Hat Satellite 6.17 for RHEL 9.

Description

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-urllib3: urllib3 Streaming API improperly handles highly compressed data (CVE-2025-66471)

  • python-urllib3: urllib3 vulnerable to decompression-bomb safeguard bypass when following HTTP redirects (streaming API) (CVE-2026-21441)

  • python-urllib3: urllib3: Unbounded decompression chain leads to resource exhaustion (CVE-2025-66418)

Bug Fix(es):

  • Satellite upgrade from 6.17.5 to 6.18 failed during Pulpcore database migration due to incompatible versions detected for some of the pulpcore plugins (SAT-41761)

Solution

Before applying this update, make sure all previously released errata relevant to your system have been applied.

For detailed instructions how to apply this update, refer to:

https://docs.redhat.com/en/documentation/red_hat_satellite/6.17/html/updating_red_hat_satellite/index

Affected Products

ProductVersionArch
Red Hat Satellite6.17x86_64
Red Hat Satellite Capsule6.17x86_64
Red Hat Enterprise Linux for x86_649x86_64

Updated Packages

  • satellite-6.17.6.3-1.el9sat.noarch.rpm
  • foreman-installer-katello-3.14.0.8-1.el9sat.noarch.rpm
  • satellite-6.17.6.3-1.el9sat.src.rpm
  • satellite-capsule-6.17.6.3-1.el9sat.noarch.rpm
  • python3.11-urllib3-2.6.3-0.1.el9pc.noarch.rpm
  • satellite-common-6.17.6.3-1.el9sat.noarch.rpm
  • foreman-installer-3.14.0.8-1.el9sat.src.rpm
  • python-urllib3-2.6.3-0.1.el9pc.src.rpm
  • satellite-obsolete-packages-6.17.6.3-1.el9sat.noarch.rpm
  • satellite-cli-6.17.6.3-1.el9sat.noarch.rpm
  • foreman-installer-3.14.0.8-1.el9sat.noarch.rpm

Fixes

CVEs

References

Additional information