RHSA-2026:84580: High severity Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates vulnerability
Published Oct 19, 2026
·Updated
Important: gd security update
Affected Software
9 affected components
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Event History
Oct 19, 2026
Advisory Published
via Red Hat·12:55 AM
Data Sourced
via Red Hat·12:55 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which environments are covered by this update?
The advisory applies to listed Red Hat Enterprise Linux offerings for IBM z Systems, x86_64, ARM 64, and Power LE, including Extended Life Cycle, 4-year update, AUS, and SAP Solutions update-service subscriptions.
2
How urgent is remediation?
The advisory is classified as an Important security update and is rated high severity (7), with a listed risk value of 33. Prioritize applying the vendor-provided gd update to affected systems.