Red Hat Security Advisory 2018-2684-01 – .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. A new version of .NET Core that addresses several security vulnerabilities is now available. The updated version of the runtime is 2.1.4. The updated version of the SDK is 2.1.402. These versions correspond to the September 2018 security release by .NET Core upstream projects.