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Fedora 44 dotnet9.0 Important Security Update CVE-2026-45490 CVE-2026-45491

fedora
Calendar Grey June 27, 2026
Dist Fedora Esm H88
Update for Fedora 44 addresses security issues in .NET SDK, including fixes for critical CVEs. Stay secure!
Update to .NET SDK 9.0.118 and Runtime 9.0.17 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main/release- notes/9.0/9....

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 9.0.118 and Runtime 9.0.17 Fixes: CVE-2026-45490,CVE-2026-45491,CVE-2026-45591 Release Notes: SDK: https://github.com/dotnet/core/blob/main/release- notes/9.0/9.0.17/9.0.118.md Runtime: https://github.com/dotnet/core/blob/main/release- notes/9.0/9.0.17/9.0.17.md

Topics%20covered

Topics Covered

security advisory fedora threat important dotnet9.0 CVE-2026-45490

Change Log

* Wed Jun 17 2026 Omair Majid - 9.0.118-1 - Update to .NET SDK 9.0.118 and Runtime 9.0.17

References

Fedora Update Notification FEDORA-2026-0dce096c13 2026-06-28 00:56:23.048176+00:00 Name : dotnet9.0 Product : Fedora 44 Version : 9.0.118 Release : 1.fc44 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-2026-0dce096c13' 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
important
Lowest
Low
Medium
High
Critical

Name: dotnet9.0
Product: Fedora 44
Version: 9.0.118
Release: 1.fc44
URL: https://github.com/dotnet/
Summary: .NET Runtime and SDK

Topics%20covered

Topics Covered

security advisory fedora threat important dotnet9.0 CVE-2026-45490

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