You are looking for product lifecycle information for Broadcom, CA, and Symantec products, including:
See the Broadcom Product Lifecycle page for more information.
Product lifecycle information is also available via My Dashboard page on the Support Portal site, and then clicking the Product Lifecycle link.
(To display My Dashboard page, click "My Dashboard" in the pull-down menu of "Software" category in the Support Portal site.)
https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/release-announcements/Release-and-Support-Lifecycle-Dates/1911