RHSA-2026:73519: High severity Red Hat Red Hat Enterprise Linux for x86_64 vulnerability
Published Sep 30, 2026
·Updated
Important: ruby:2.5 security update
Affected Software
8 affected components
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64 - 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 IBM z Systems
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
Event History
Sep 30, 2026
Advisory Published
via Red Hat·08:12 AM
Data Sourced
via Red Hat·08:12 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which systems are covered by this update?
The update applies to Red Hat Enterprise Linux on x86_64, ARM 64, IBM z Systems, and Power little endian architectures. It also covers the corresponding Extended Life Cycle variants listed in the advisory.
2
What should teams do to determine whether they need this update?
Identify systems running the listed Red Hat Enterprise Linux products and architectures, then review the RHSA-2026:73519 advisory to determine whether the ruby:2.5 security update applies to their installed packages. The provided data does not include affected or fixed package versions.
3
Is there a documented temporary mitigation if the update cannot be installed immediately?
No temporary mitigation or workaround is provided in the available advisory data. Prioritize applying the security update through the applicable Red Hat Enterprise Linux update process.