RHSA-2026:88360: High severity Red Hat Red Hat Enterprise Linux for IBM z Systems vulnerability
Published Oct 22, 2026
·Updated
Important: postgresql18-pgvector security update
Affected Software
16 affected components
Red Hat Red Hat Enterprise Linux for IBM z Systems
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 IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - 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 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
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
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 environments are covered by this update?
The advisory covers specified Red Hat Enterprise Linux offerings for IBM z Systems, x86_64 Extended Life Cycle, Power little endian, and ARM 64 Extended Update Support. It also includes IBM z Systems offerings with 4 years of updates, Extended Update Support, and Extended Life Cycle.
2
Is a security update available?
Yes. Red Hat published RHSA-2026:88360 as an important security update for postgresql18-pgvector on 2026-10-22.