RHSA-2026:91491: High severity Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support vulnerability
Published Oct 28, 2026
·Updated
Important: ansible-collection-redhat-leapp security update
Affected Software
16 affected components
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64
Event History
Oct 28, 2026
Advisory Published
via Red Hat·12:11 AM
Data Sourced
via Red Hat·12:11 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which environments are covered by this update?
The advisory applies to ansible-collection-redhat-leapp on Red Hat Enterprise Linux for x86_64, IBM z Systems, and Power little endian. Listed lifecycle channels include standard x86_64, Extended Update Support, Extended Life Cycle, and 4 years of updates for the applicable architectures.
2
Is there enough information here to determine the vulnerable versions or required update version?
No. The provided advisory metadata does not include affected package versions, fixed versions, or update instructions; those details must be obtained from the referenced Red Hat errata.
3
Can this information determine exploit prerequisites or temporary mitigations?
No. The supplied data identifies the affected package and supported product channels, but does not describe the vulnerability mechanism, attack prerequisites, default exposure, or compensating controls.