Canonical Launches Ubuntu Core 26 with Live Kernel Patching, Optimized Updates

Posted by hanuca on May 19, 2026 11:15 AM EDT
9to5linux.com; By Marcus Nestor
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Ubuntu maker Canonical announced today the general availability of Ubuntu Core 26 as the latest stable version of this minimal, immutable variant of the Ubuntu operating system for IoT (Internet of Things), edge, and embedded devices.

Based on Ubuntu 26.04 LTS (Resolute Raccoon), Ubuntu Core 26 introduces new features like live kernel patching, enhanced hardware-backed protection for mission-critical deployments, optimized OTA updates that are now 90 percent smaller, precise Linux builds, and up to 15 years of security maintenance.

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