RHSA-2026:49871: Medium severity Red Hat Red Hat Enterprise Linux for x86_64 vulnerability
Published Aug 4, 2026
·Updated
Moderate: kernel security, bug fix, and enhancement update
Affected Software
24 affected components
Red Hat Red Hat Enterprise Linux for x86_64
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat Red Hat CodeReady Linux Builder for ARM 64
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
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 IBM z Systems - Extended Update Support
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 ARM 64 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for Power, little endian
Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
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 CodeReady Linux Builder for x86_64
Red Hat Red Hat CodeReady Linux Builder for IBM z Systems - Extended Update Support
Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Event History
Aug 4, 2026
Advisory Published
via Red Hat·02:08 AM
Data Sourced
via Red Hat·02:08 AM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of RHSA-2026:49871?
The severity of RHSA-2026:49871 is medium, rated at 4.
2
How do I fix RHSA-2026:49871?
To fix RHSA-2026:49871, apply the latest kernel security updates provided by Red Hat.
3
What does RHSA-2026:49871 address?
RHSA-2026:49871 addresses kernel security vulnerabilities, bug fixes, and enhancements.
4
Which systems are affected by RHSA-2026:49871?
RHSA-2026:49871 affects several Red Hat Enterprise Linux distributions including x86_64, IBM z Systems, and ARM 64.
5
When was RHSA-2026:49871 published?
RHSA-2026:49871 was published on August 4, 2026.