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RLSA-2026:54590

RLSA-2026:54590 · Important: .NET 9.0 security, bug fix, and enhancement update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

.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. SDK version: 9.0.120 Runtime version: 9.0.19 Security Fix(es): * .NET: .NET Core: .NET Security Feature Bypass Vulnerability (CVE-2026-62899) * .NET: .NET Information Disclosure Vulnerability (CVE-2026-62900) * .NET: .NET Denial of Service Vulnerability (CVE-2026-62901) * .NET: .NET Elevation of Privilege Vulnerability (CVE-2026-62909) Bug Fix(es) and Enhancement(s): * Update .NET 9.0 to SDK 9.0.120 and Runtime 9.0.19 [rhel-10.2.z] (JIRA:Rocky Linux-235477) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS 7.8 · High · Fix available

Published
Updated

Stack: system

Affected products and versions

  • dotnet9.0 Rocky Linux:10

    Affected ranges
    • ECOSYSTEM: < 0:9.0.120-1.el10_2

    Update to 0:9.0.120-1.el10_2

Original sources

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