Most recent entries from all

bdu:2022-01176

2026-10-03T08:00:02.720888+00:00

bdu:2022-01176

BIT-dotnet-2022-21986 — .NET Denial of Service Vulnerability

2026-10-03T08:00:02.720925+00:00

Affected: Bitnami: dotnet

.NET Denial of Service Vulnerability

certfr-2022-avi-131 — Une vulnérabilité a été corrigée dans Microsoft .Net. Elle permet à un attaquant de provoqu…

2026-10-03T08:00:02.720957+00:00

certfr-2022-avi-131

EUVD-2026-208399

2026-10-03T08:00:02.720974+00:00

EUVD-2026-208399

fkie_cve-2022-21986

2026-10-03T08:00:02.720986+00:00

.NET Denial of Service Vulnerability

GHSA-x459-p2rx-f8ff — .NET Denial of Service Vulnerability

2026-10-03T08:00:02.721005+00:00

Affected: NuGet: Microsoft.AspNetCore.App.Runtime.win-x64, NuGet: Microsoft.AspNetCore.App.Runtime.linux-x64, NuGet: Microsoft.AspNetCore.App.Runtime.win-x86, NuGet: Microsoft.AspNetCore.App.Runtime.osx-x64, NuGet: Microsoft.AspNetCore.App.Runtime.linux-musl-x64, NuGet: Microsoft.AspNetCore.App.Runtime.linux-arm64, NuGet: Microsoft.AspNetCore.App.Runtime.linux-arm, NuGet: Microsoft.AspNetCore.App.Runtime.win-arm64, NuGet: Microsoft.AspNetCore.App.Runtime.win-arm, NuGet: Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 and 2 more

Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0 and .NET 5.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A Denial of Service vulnerability exists in .NET 6.0 and .NET 5.0 when the Kestrel web server processes certain HTTP/2 and HTTP/3 requests.

### Affected Software

* Any .NET 6.0 application running on .NET 6.0.1 or lower. * Any .NET 5.0 application running on .NET 5.0.13 or lower.

### Patches To fix the issue, please install the latest version of .NET 6.0 or .NET 5.0. If you have installed one or more .NET SDKs through Visual Studio, Visual Studio will prompt you to update Visual Studio, which will also update your .NET SDKs.

* If you're using .NET Core 6.0, you should download and install Runtime 6.0.2 or SDK 6.0.102 (for Visual Studio 2022 v17.1) from https://dotnet.microsoft.com/download/dotnet-core/6.0.

* If you're using .NET 5.0, you should download and install Runtime 5.0.14 or SDK 5.0.114 (for Visual Studio 2019 v16.8) or SDK 5.0.405 (for Visual Studio 2011 v16.11) from https://dotnet.microsoft.com/download/dotnet-core/5.0.

.NET 6.0 and .NET 5.0 updates are also available from Microsoft Update. To access this either type "Check for updates" in your Windows search, or open Settings, choose Update & Security and then click Check for Updates.

#### Other Details

- Announcement for this issue can be found at https://github.com/d…

gsd-2022-21986

2026-10-03T08:00:02.721071+00:00

gsd-2022-21986

msrc_CVE-2022-21986 — .NET Denial of Service Vulnerability

2026-10-03T08:00:02.721084+00:00

msrc_CVE-2022-21986

RHSA-2022:0495 — Red Hat Security Advisory: .NET 5.0 security and bugfix update

2026-10-03T08:00:02.721100+00:00

dotnet: ASP.NET Core Krestel HTTP headers pooling denial of service

RHSA-2022:0499 — Red Hat Security Advisory: .NET 5.0 on RHEL 7 security and bugfix update

2026-10-03T08:00:02.721116+00:00

dotnet: ASP.NET Core Krestel HTTP headers pooling denial of service