The latest release includes 20 new rules, four modified rules, seven new shared-object rules and two modified shared-Object rules. No changes have been made to the snort.conf rule set. The latest rule update is the latest in a series of rule changes to the SNORT.conf toolset. You can subscribe to Talos’ newest rule detection functionality for as low as $29 a year with a subscription to the latest release of the toolset for the latest version of the software.”]
Source: https://blog.snort.org/2020/05/snort-rule-update-for-may-19-2020.html