RHSA-2026:90915: Medium severity Red Hat Red Hat Enterprise Linux for x86_64 vulnerability
Published Oct 27, 2026
·Updated
Moderate: gcc-toolset-15-gcc 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 Power, little endian
Red Hat Red Hat Enterprise Linux for ARM 64 - 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
Red Hat Red Hat Enterprise Linux for ARM 64
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Event History
Oct 27, 2026
Advisory Published
via Red Hat·12:55 PM
Data Sourced
via Red Hat·12:55 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
Which Red Hat Enterprise Linux architectures are covered by this advisory?
The advisory covers Red Hat Enterprise Linux for x86_64, ARM 64, IBM z Systems, and Power little endian.
2
Are Extended Life Cycle deployments included?
Yes. Extended Life Cycle variants for x86_64, ARM 64, IBM z Systems, and Power little endian are listed as affected.