RHSA-2026:93791: High severity Red Hat Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) vulnerability
Published Nov 2, 2026
·Updated
Important: libxml2 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, little 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, big endian
Event History
Nov 2, 2026
Advisory Published
via Red Hat·01:14 PM
Data Sourced
via Red Hat·01:14 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which environments are covered by this advisory?
It applies to Red Hat Enterprise Linux Server Extended Life Cycle Support deployments, including IBM z Systems and IBM Power systems in both little-endian and big-endian variants.
2
How urgent is remediation?
The advisory is rated Important, with a high severity score of 7 and a listed risk value of 33.
3
When was this advisory issued?
It was published and last modified on 2026-11-02.