RHSA-2026:88206: High severity Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) vulnerability
Published Oct 22, 2026
·Updated
Important: kernel security update
Affected Software
4 affected components
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems)
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support
Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian
Event History
Oct 22, 2026
Advisory Published
via Red Hat·12:38 PM
Data Sourced
via Red Hat·12:38 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which systems are covered by this update?
This update applies to Red Hat Enterprise Linux Server Extended Life Cycle Support deployments, including the IBM z Systems, IBM Power big-endian, IBM Power little-endian, and standard variants listed in the advisory.
2
What component is being updated?
The advisory is a kernel security update. No further vulnerability details, affected versions, or exploit prerequisites are provided in the available data.