A dotnet security update has been released for Fedora 34.

SECURITY: Fedora 34 Update: dotnet3.1-3.1.116-1.fc34

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Fedora Update Notification
FEDORA-2021-cb4f3ab817
2021-06-16 01:03:31.627562
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Name : dotnet3.1
Product : Fedora 34
Version : 3.1.116
Release : 1.fc34
URL :   https://github.com/dotnet/
Summary : .NET Core Runtime and SDK
Description :
.NET Core is a fast, lightweight and modular platform for creating
cross platform applications that work on Linux, macOS and Windows.

It particularly focuses on creating console applications, web
applications and micro-services.

.NET Core contains a runtime conforming to .NET Standards a set of
framework libraries, an SDK containing compilers and a 'dotnet'
application to drive everything.

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Update Information:

This is the June update for .NET Core 3.1. It updates the .NET Core runtime to
3.1.16 and the .NET SDK to 3.1.116. This update includes a fix for
CVE-2021-31957: ASP.NET Denial of Service Vulnerability
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ChangeLog:

* Fri Jun 11 2021 Omair Majid - 3.1.116-1
- Update to .NET SDK 3.1.116 and Runtime 3.1.16
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-cb4f3ab817' at the command
line. For more information, refer to the dnf documentation available at
  http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
  https://fedoraproject.org/keys