RHSA-2026:86623: High severity Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support vulnerability
Published Oct 21, 2026
·Updated
Important: pki-core security update
Affected Software
13 affected components
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 for Power LE - Update Services for SAP Solutions
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 ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
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 21, 2026
Advisory Published
via Red Hat·06:18 AM
Data Sourced
via Red Hat·06:18 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which Red Hat Enterprise Linux deployments are listed as affected by this advisory?
The advisory lists RHEL for Power little endian with Extended Update Support; x86_64 with Extended Life Cycle or Update Services for SAP Solutions; Power LE Server with Update Services for SAP Solutions; IBM z Systems with Extended Life Cycle or Extended Update Support; ARM 64 with 4 years of updates; and RHEL Server with AUS.