.NET February 2023 Updates – .NET 7.0.3, .NET 6.0.14

Rahul Bhandari (MSFT)

Today, we are releasing the .NET February 2023 Updates. These updates contain security and non-security improvements. Your app may be vulnerable if you have not deployed a recent .NET update.

You can download 7.0.3 and 6.0.14 versions for Windows, macOS, and Linux, for x86, x64, Arm32, and Arm64.

• Installers and binaries: 7.0.3 | 6.0.14
• Release notes: 7.0.3 | 6.0.14 |
• Container images
• Linux packages: 7.0.3 | 6.0.14
• Release feedback/issue
• Known issues: 7.0 | 6.0

Windows Package Manager CLI (winget)

You can now install .NET updates using the Windows Package Manager CLI (winget):

• To install the .NET 7 runtime: winget install dotnet-runtime-7
• To install the .NET 7 SDK: winget install dotnet-sdk-7
• To update an existing installation: winget upgrade

See Install with Windows Package Manager (winget) for more information.

Improvements

• ASP.NET Core: 7.0.3 | 6.0.14
• Entity Framework Core: 7.0.3
• Linker: 7.0.3
• Runtime: 7.0.3 | 6.0.14
• SDK: 7.0.3
• Windows Forms: 7.0.3

Security

CVE-2023-21808 – .NET Remote Code Execution Vulnerability

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in how .NET reads debugging symbols, where reading a malicious symbols file may result in remote code execution.

Visual Studio

See release notes for Visual Studio compatibility for .NET 7.0 and .NET 6.0.

Rahul Bhandari (MSFT) Program Manager, .NET

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