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Alerts This Week
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Fedora: dotnet8.0 Critical Update Denial of Service Risk 2025-9171c95e17

fedora
Calendar Grey November 11, 2025
Dist Fedora Esm H88
Discover Fedora 43's critical .NET 8 update addressing security risks and enhancing application security for developers.
This is the October 2025 release of .NET 8

Summary

.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.

Update Information:

This is the October 2025 release of .NET 8. Release Notes: SDK: notes/8.0/8.0.21/8.0.121.md Runtime: notes/8.0/8.0.21/8.0.21.md

Topics%20covered

Topics Covered

security advisory denial of service fedora critical application security dotnet8.0

Change Log

* Thu Oct 30 2025 Omair Majid - 8.0.121-1 - Update to .NET SDK 8.0.121 and Runtime 8.0.21 * Tue Oct 28 2025 Omair Majid - 8.0.120-2 - Don't use clang 21 * Wed Sep 10 2025 Omair Majid - 8.0.120-1 - Update to .NET SDK 8.0.120 and Runtime 8.0.20

References


[ 1 ] Bug #2402740 - 8.0.120 breaks gating tests and breaks apps in F43+ https://bugzilla.redhat.com/show_bug.cgi?id=2402740

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-9171c95e17' 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

Severity
critical
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Name: dotnet8.0
Product: Fedora 43
Version: 8.0.121
Release: 1.fc43
URL: https://github.com/dotnet/
Summary: .NET Runtime and SDK

Topics%20covered

Topics Covered

security advisory denial of service fedora critical application security dotnet8.0

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