RHSA-2026:89734: High severity Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle vulnerability
Published Oct 26, 2026
·Updated
Important: jackson-core, jackson-databind, jackson-jaxrs-providers, and jackson-modules-base security update
Affected Software
13 affected components
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
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 Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Event History
Oct 26, 2026
Advisory Published
via Red Hat·12:55 AM
Data Sourced
via Red Hat·12:55 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which environments are covered by this update?
The update applies to listed Red Hat Enterprise Linux subscription variants for ARM 64, IBM z Systems, Power little endian, x86_64, and RHEL Server AUS, including Extended Life Cycle, Extended Update Support, SAP Solutions Update Services, and the IBM z Systems four-year update offering.
2
Which components should be checked during remediation?
Check for the jackson-core, jackson-databind, jackson-jaxrs-providers, and jackson-modules-base packages, as these are the components named in the security update.