RHSA-2026:86907: High severity Red Hat Red Hat Enterprise Linux for x86_64 vulnerability

Published Oct 21, 2026

Updated

Important: xorg-x11-server-Xwayland security update

Affected Software

8 affected components

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 ARM 64

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 IBM z Systems

Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle

Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle

Event History

Oct 21, 2026

Advisory Published

via Red Hat·11:44 AM

Data Sourced

via Red Hat·11:44 AM

DescriptionSeverityAffected Software

Company

Resources

Contact

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