This page will discuss the Product Availability Matrix (PAM), Release Strategy & Maintenance Strategy.
It will focus on shipment phases, forms of maintenance and how you can find out if a specific OS/DB/Kernel constellation is supported or not.
Please also check https://support.sap.com/release-upgrade-maintenance.html for further information.
SCN blog Why SAP ERP 6.0 EHP6 contains SAP BASIS 7.31
SCN blog SAP versioning, part 2 (why EHP7 contains SAP APPL 6.17)
SCN blog Confused with different SAP Business Suite Releases ?? Read it !!
SCN doc Understanding Kernel Releases for the SAP NetWeaver AS ABAP
Related SAP notes/KBAs
SAP note 1969546 - Release Roadmap for Kernel 74x and 75x