RHSA-2026:89822: Critical severity Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle vulnerability
Published Oct 26, 2026
·Updated
Critical: webkit2gtk3 security update
Affected Software
9 affected components
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
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 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 ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Event History
Oct 26, 2026
Advisory Published
via Red Hat·07:51 AM
Data Sourced
via Red Hat·07:51 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which environments are covered by this update?
The update applies to several Red Hat Enterprise Linux service variants: IBM z Systems Extended Life Cycle, x86_64 Update Services for SAP Solutions, Server AUS, x86_64 Extended Life Cycle, Power LE Update Services for SAP Solutions, ARM 64 4 years of updates, ARM 64 Extended Life Cycle, and Power little endian Extended Life Cycle.
2
How severe is this advisory?
It is rated critical with severity 9 and a listed risk score of 42.
3
When was the advisory published?
The advisory was published and last modified on 2026-10-26.