RHSA-2026:65633: High severity Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates vulnerability
Published Sep 8, 2026
·Updated
Important: thunderbird security update
Affected Software
8 affected components
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 - 4 years of support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update 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 IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Event History
Sep 8, 2026
Advisory Published
via Red Hat·06:56 PM
Data Sourced
via Red Hat·06:56 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which Red Hat Enterprise Linux platforms are covered by this advisory?
The advisory covers x86_64, ARM 64, IBM z Systems, and Power little endian systems under either 4 years of updates/support or Extended Update Support offerings.