RHSA-2026:74438: Medium severity Red Hat Red Hat Enterprise Linux for ARM 64 vulnerability
Published Oct 1, 2026
·Updated
Moderate: kernel security, bug fix, and enhancement update
Affected Software
24 affected components
Red Hat Red Hat Enterprise Linux for ARM 64
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 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat CodeReady Linux Builder for Power, little endian
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems
Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - 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
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for ARM 64
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat Red Hat CodeReady Linux Builder for x86_64
Event History
Oct 1, 2026
Advisory Published
via Red Hat·08:48 AM
Data Sourced
via Red Hat·08:48 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which environments are covered by this update?
The listed offerings include Red Hat Enterprise Linux for ARM 64, IBM z Systems Extended Life Cycle, x86_64 Update Services for SAP Solutions, Power little endian, and associated Extended Life Cycle variants. CodeReady Linux Builder for Power little endian is also listed.
2
Does the available advisory data indicate whether default installations are affected or what an attacker needs to exploit the issues?
No. The provided data does not include vulnerability details, attack prerequisites, exposure conditions, or default-configuration impact.
3
Can I determine from this data whether a host is affected or what package version remediates it?
No. The provided information does not identify affected kernel versions, fixed package versions, or validation steps for determining host exposure.