RHSA-2026:73971: High severity Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle vulnerability
Published Sep 30, 2026
·Updated
Important: thunderbird security update
Affected Software
8 affected components
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat Enterprise Linux for x86_64
Event History
Sep 30, 2026
Advisory Published
via Red Hat·12:39 PM
Data Sourced
via Red Hat·12:39 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which systems are covered by this update?
The advisory applies to Red Hat Enterprise Linux for x86_64, ARM 64, Power little endian, and IBM z Systems. It also covers the Extended Life Cycle variants listed for those architectures.
2
What can be concluded about exploit prerequisites or mitigations if updates cannot be installed immediately?
The provided advisory data does not specify attack prerequisites, affected configurations, indicators of compromise, or compensating controls. Consult the referenced Red Hat errata for package and remediation details.