RHSA-2026:84753: Medium severity Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates vulnerability
Published Oct 19, 2026
·Updated
Moderate: glibc 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 Power, little endian
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
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 x86_64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems
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 - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat CodeReady Linux Builder for x86_64
Red Hat Red Hat CodeReady Linux Builder for Power, little endian
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 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat CodeReady Linux Builder for ARM 64
Event History
Oct 19, 2026
Advisory Published
via Red Hat·09:37 AM
Data Sourced
via Red Hat·09:37 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which systems are covered by this update?
The advisory applies to Red Hat Enterprise Linux for x86_64, ARM 64, Power little endian, and IBM z Systems. It also covers listed 4-year update, Extended Update Support, and ARM 64 Extended Life Cycle offerings.
2
How severe is this advisory?
Red Hat rates this glibc security update as Moderate, with a severity score of 4 and a listed risk of 19.
3
When was the advisory published?
RHSA-2026:84753 was published and last modified on 2026-10-19.