.NET September 2023 Updates – .NET 7.0.11, .NET 6.0.22

Today, we are releasing the .NET September 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 7.0.11 and 6.0.22 versions for Windows, macOS, and Linux, for x86, x64, Arm32, and Arm64.

• Installers and binaries: 7.0.11 | 6.0.22
• Release notes: 7.0.11 | 6.0.22
• Container images
• Linux packages: 7.0.11 | 6.0.22
• 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​

• Runtime: 7.0.11 | 6.0.22
• SDK: 7.0.11 | 6.0.22

Security​

Note: The vulnerabilities CVE-2023-36792, CVE-2023-36793, CVE-2023-36792, CVE-2023-36796 are all resolved by a single patch. Get this update to resolve all of them.

CVE-2023-36792 – .NET Remote Code Execution Vulnerability

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in Microsoft.DiaSymReader.Native.amd64.dll when reading a corrupted PDB file which may lead to remote code execution. This issue only affects Windows systems.

CVE-2023-36793 – .NET Remote Code Execution Vulnerability

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in Microsoft.DiaSymReader.Native.amd64.dll when reading a corrupted PDB file which may lead to remote code execution. This issue only affects Windows systems.

CVE-2023-36794 – .NET Remote Code Execution Vulnerability

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in Microsoft.DiaSymReader.Native.amd64.dll when reading a corrupted PDB file which may lead to remote code execution. This issue only affects Windows systems.

CVE-2023-36796 – .NET Remote Code Execution Vulnerability

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in Microsoft.DiaSymReader.Native.amd64.dll when reading a corrupted PDB file which may lead to remote code execution. This issue only affects Windows systems.

CVE-2023-36799 – .NET Denial of Service Vulnerability

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A vulnerability exists in .NET where reading a maliciously crafted X.509 certificate may result in Denial of Service. This issue only affects Linux systems.

Visual Studio​

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

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.NET September 2023 Updates – .NET 7.0.11, .NET 6.0.22 - .NET Blog

Check out latest September 2023 updates for .NET 7.0 and .NET 6.0

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