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Learn how Red Hat maintains Linux kernel security across multiple Red Hat Enterprise Linux (RHEL) releases in this 35-minute conference talk from DevConf.CZ 2025. Discover the comprehensive process of identifying, tracking, and patching kernel CVEs (Common Vulnerabilities and Exposures) across 10+ z-streams to meet diverse enterprise and compliance requirements. Explore how kernel.org operates as a CVE Naming Authority to identify and publish security vulnerabilities, understand the workflow for filing CVE trackers against active RHEL kernel releases, and gain insights into the challenges faced by Red Hat's Kernel Sustaining Engineering team. Examine the complexities of backporting, testing, and releasing security patches across multiple kernel branches while maintaining compliance with critical standards like FedRAMP that are essential for enterprise customers and partners. Understand the technical and operational considerations involved in supporting legacy RHEL versions while ensuring robust security posture across varied business use cases and regulatory environments.
