RHSA-2026:89849: High severity Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates vulnerability
Published Oct 26, 2026
·Updated
Important: flatpak security update
Affected Software
24 affected components
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat Red Hat Enterprise Linux for IBM z Systems
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 IBM z Systems - Extended Life Cycle
Red Hat Red Hat CodeReady Linux Builder for x86_64
Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
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 CodeReady Linux Builder for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat CodeReady Linux Builder for ARM 64
Event History
Oct 26, 2026
Advisory Published
via Red Hat·08:54 AM
Data Sourced
via Red Hat·08:54 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which systems are in scope for this update?
The advisory covers Red Hat Enterprise Linux for x86_64 and ARM 64, including 4-years-of-updates offerings, plus IBM z Systems and Power little endian Extended Update Support offerings. It also covers CodeReady Linux Builder for x86_64 and IBM z Systems under Extended Update Support.
2
What is the severity of this security update?
The advisory is rated Important and lists a high severity score of 7, with a risk value of 33.
3
When was the advisory published or last changed?
It was published on 2026-10-26 and was also last modified on 2026-10-26.