.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 a security vulnerability are now available. The updated versions are .NET Core SDK 3.1.105 and .NET Core Runtime 3.1.5. Security Fixes: * dotnet: Denial of service via untrusted input This is an additional update to comprehensively address CVE-2020-1108. 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 issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section.