Advisory on July 2018 .NET Framework Updates

The July 2018 Security and Quality Rollup updates for .NET Framework was released earlier this month. We have received multiple customer reports of applications that fail to start or don’t run correctly after installing the July 2018 update. These reports are specific to applications that initialize a COM component and run with restricted permissions. You can… Read more

Announcing .NET Framework 4.8 Early Access build 3632

We released the first Early Access build for the .NET Framework 4.8 last month (June-2018) and are happy to announce the next build (3632) for your feedback. This is one of the in-development builds of the next version of the .NET Framework and includes incremental fixes from the last build (3621). You can download the installer… Read more

IL Linker — Help us build the best experience!

We are currently working on the IL Linker and would love to get your feedback. Please fill out the brief survey below and help shape the future of the IL Linker by telling us about your current practices as well as your biggest challenges with the build and deployment processes for your apps. At the… Read more

.NET Framework 4.7.2 is available on Windows Update, WSUS and MU Catalog

Today, we are happy to announce the Microsoft .NET Framework 4.7.2 is available on Windows Update, Windows Server Update Services (WSUS) and Microsoft Update (MU) Catalog. This release includes quality and reliability updates based on early feedback on .NET Framework 4.7.2. .NET Framework 4.7.2 is available for the following client and server platforms: Client platforms: Windows… Read more

.NET Core July 2018 Update

Today, we are releasing the .NET Core July 2018 Update. This update includes .NET Core 1.0.12, .NET Core 1.1.9, .NET Core 2.0.9 and .NET Core 2.1.2. Security .NET Core Security Feature Bypass Vulnerability CVE-2018-8356: Microsoft is aware of a security feature bypass vulnerability that exists when .NET Core does not correctly validate certificates. An attacker who… Read more

Announcing ML.NET 0.3

Two months ago, at //Build 2018, we released ML.NET 0.1, a cross-platform, open source machine learning framework for .NET developers. We’ve gotten great feedback so far and would like to thank the community for your engagement as we continue to develop ML.NET together in the open. We are happy to announce the latest version: ML.NET… Read more

System.IO.Pipelines: High performance IO in .NET

System.IO.Pipelines is a new library that is designed to make it easier to do high performance IO in .NET. It’s a library targeting .NET Standard that works on all .NET implementations. Pipelines was born from the work the .NET Core team did to make Kestrel one of the fastest web servers in the industry. What… Read more

.NET Core 2.1 June Update

We released .NET Core 2.1.1. This update includes .NET Core SDK 2.1.301, ASP.NET Core 2.1.1 and .NET Core 2.1.1. See .NET Core 2.1.1 release notes for complete details on the release. Quality Updates CLI [4050c6374] The “pack” command under ‘buildCrossTargeting’ for ‘Microsoft.DotNet.MSBuildSdkResolver’ now throws a “NU5104” warning/error because the SDK stage0 was changed to “2.1.300” [change was… Read more

.NET Core 2.0 will reach End of Life on October 1, 2018

Last Updated: 6/22/2018 .NET Core 2.0 was released on August 14, 2017. As a non-LTS release, it is supported for 3 months after the next release. .NET Core 2.1 was released on May 30th, 2018. As a result, .NET Core 2.0 will be supported until September 1, 2018. NEW: Customers have reported a narrow but… Read more

The RyuJIT transition is complete!

RyuJIT is the code name for the .NET just-in-time compiler, one of the foundational components of the .NET runtime. In contrast, the Roslyn C# compiler compiles C# code to IL byte code. The RyuJIT compiler compiles IL byte code to machine code for multiple processors. With the recent merge of the dotnet/coreclr #18064 pull request,… Read more