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Fedora 43 dotnet9.0 Critical Security Issues Advisory 2026-3afd9d89f4

fedora
Calendar Grey July 23, 2026
Scroller Fedora
The Fedora 43 update provides critical fixes to .NET SDK 9.0 addressing severe risks, including remote access vulnerabilities.
Fedora 43 has released an update for .NET SDK 9.0.119 and Runtime 9.0.18, addressing multiple vulnerabilities and introducing features for cross-platform application development.

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:

Update to .NET SDK 9.0.119 and Runtime 9.0.18 Fixes: CVE-2026-47300,CVE-2026-47302,CVE-2026-47303,CVE-2026-47304,CVE-2026- 50524,CVE-2026-50525,CVE-2026-50526,CVE-2026-50527,CVE-2026-50528,CVE-2026- 50646,CVE-2026-50648,CVE-2026-50649,CVE-2026-50650,CVE-2026-50651,CVE-2026- 50659,CVE-2026-56158,CVE-2026-57108 Release Notes: SDK: https://github.com/dotnet/core/blob/main/release- notes/9.0/9.0.18/9.0.119.md Runtime: https://github.com/dotnet/core/blob/main/release- notes/9.0/9.0.18/9.0.18.md

Topics%20covered

Topics Covered

security advisory security issue fedora update critical dotnet9.0

Change Log

* Tue Jul 14 2026 Omair Majid - 9.0.119-1 - Update to .NET SDK 9.0.119 and Runtime 9.0.18

References

Fedora Update Notification FEDORA-2026-3afd9d89f4 2026-07-24 01:12:11.053086+00:00 Name : dotnet9.0 Product : Fedora 43 Version : 9.0.119 Release : 1.fc43 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.

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-3afd9d89f4' 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
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Name: dotnet9.0
Product: Fedora 43
Version: 9.0.119
Release: 1.fc43
URL: https://github.com/dotnet/
Summary: .NET Runtime and SDK

Topics%20covered

Topics Covered

security advisory security issue fedora update critical dotnet9.0

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