Kernel SRU Cycles

Stable Updates Cycles

		2026.02.09 (4 weeks)		2026.03.09 (4 weeks)		2026.04.06 (4 weeks)
Last day for kernel patches and NVIDIA graphics drivers			04-Feb			04-Mar			01-Apr
Last day for kernel patches (OEM kernels)			13-Feb			13-Mar			10-Apr
Kernel prep and testing weeks		09-Feb	06-Mar		09-Mar	03-Apr		06-Apr	01-May
Release to -updates			Week of 09-Mar			Week of 06-Apr			Week of 04-May

Security Updates Cycles

		s2026.01.12 (2 weeks)		s2026.02.09 (2 weeks)		s2026.03.09 (2 weeks)
Last day for kernel patches			04-Feb			04-Mar			01-Apr
Last day for kernel patches (OEM kernels)			06-Feb			06-Mar			03-Apr
Kernel prep and testing weeks		09-Feb	20-Feb		09-Mar	20-Mar		06-Apr	17-Apr
Release to -updates			Week of 23-Feb			Week of 23-Mar			Week of 20-Apr

All dates are tentative and are subject to change. For more information and updates, check the Kernel SRU topic on Ubuntu Discourse.

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