Red Hat Product Security has assigned a critical rating to two new kernel updates designed to protect enterprise Linux environments from severe vulnerabilities. The first advisory addresses the Extended Update Support and Advanced Mission Critical Add-Ons for RHEL 8.6, while the second package delivers security patches plus bug fixes and enhancements for NVIDIA optimized systems running RHEL 10. Each vulnerability comes with a detailed CVSS base score that IT teams can access through the provided CVE references in the official documentation. System administrators need to deploy these updates promptly to maintain compliance and prevent potential exploitation across their infrastructure.

RHSA-2026:25533: Critical: kernel security update
RHSA-2026:25534: Critical: kernel security, bug fix, and enhancement update

RHSA-2026:25533: Critical: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On and Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

RHSA-2026:25533: Critical: kernel security update

RHSA-2026:25534: Critical: kernel security, bug fix, and enhancement update

An update for kernel is now available for NVIDIA for RHEL 10.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

RHSA-2026:25534: Critical: kernel security, bug fix, and enhancement update