A dotnet security update has been released for Fedora 33.

SECURITY: Fedora 33 Update: dotnet5.0-5.0.204-1.fc33

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Fedora Update Notification
FEDORA-2021-4b3fc547fe
2021-06-16 01:07:01.444161
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Name : dotnet5.0
Product : Fedora 33
Version : 5.0.204
Release : 1.fc33
URL :   https://github.com/dotnet/
Summary : .NET Runtime and SDK
Description :
.NET 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 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 .NET 5.0 update for June 2021. It includes a fix for
CVE-2021-31957: ASP.NET Denial of Service Vulnerability
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ChangeLog:

* Thu Jun 10 2021 Omair Majid - 5.0.204-1
- Update to .NET SDK 5.0.204 and Runtime 5.0.7
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-4b3fc547fe' 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