RHSA-2026:91580: High severity Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle vulnerability
Published Oct 28, 2026
·Updated
Important: webkit2gtk3 security update
Affected Software
16 affected components
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
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 Power, little endian
Event History
Oct 28, 2026
Advisory Published
via Red Hat·06:10 AM
Data Sourced
via Red Hat·06:10 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which systems are in scope for this update?
The advisory applies to listed Red Hat Enterprise Linux offerings for ARM 64, x86_64, IBM z Systems, and Power LE, including certain Extended Life Cycle, Extended Update Support, and SAP Solutions update-service variants.
2
What is the severity of this issue?
The advisory rates this security update as Important and provides a severity value of high (7).
3
When was the advisory published and last modified?
It was published on 2026-10-28 and was last modified on the same date.