RHSA-2026:88359: High severity Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates vulnerability
Published Oct 22, 2026
·Updated
Important: postgresql16-pgvector security update
Affected Software
16 affected components
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 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
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
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 - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Event History
Oct 22, 2026
Advisory Published
via Red Hat·05:30 PM
Data Sourced
via Red Hat·05:30 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which Red Hat Enterprise Linux offerings are listed as affected?
The advisory lists RHEL for IBM z Systems, x86_64, ARM 64, and Power little endian. It includes standard IBM z Systems and Power little endian offerings, as well as specified 4-years-of-updates, Extended Update Support, and Extended Life Cycle offerings.
2
When was this advisory published and last modified?
It was published on 2026-10-22 and was last modified on 2026-10-22.