RHSA-2026:66405: High severity Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support vulnerability
Published Sep 10, 2026
·Updated
Important: rsyslog security update
Affected Software
8 affected components
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
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 Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Event History
Sep 10, 2026
Advisory Published
via Red Hat·12:41 PM
Data Sourced
via Red Hat·12:41 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which processor architectures are covered by this advisory?
The listed products cover x86_64, ARM 64, Power little endian, and IBM z Systems deployments of Red Hat Enterprise Linux.
2
Which support streams are included?
The advisory lists both Extended Update Support and 4-years-of-updates/support product streams, depending on the architecture.