RHSA-2026:81884: High severity Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle vulnerability
Published Oct 13, 2026
·Updated
Important: thunderbird security update
Affected Software
13 affected components
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux Server - AUS
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 IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Event History
Oct 13, 2026
Advisory Published
via Red Hat·04:37 AM
Data Sourced
via Red Hat·04:37 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which Red Hat Enterprise Linux environments are covered by this update?
The update applies to listed ARM 64, x86_64, and Power little-endian Red Hat Enterprise Linux offerings, including Extended Life Cycle, Extended Update Support, AUS, and Update Services for SAP Solutions subscriptions.
2
How urgent is this advisory according to the available risk information?
It is classified as high severity with a severity value of 7 and a risk score of 33. The advisory was published and last modified on 2026-10-13.