.NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET Core that address security vulnerabilities are now available. The updated versions are .NET Core SDK 3.0.102 and .NET Core Runtime 3.0.2. Security Fixes: * dotnet: Memory Corruption in SignalR * dotnet: SignalR Denial of Service via backpressure issue Default inclusions for applications built with .NET Core have been updated to reference the newest versions and their security fixes. For more details about the security issues, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE pages listed in the References section.