RHSA-2026:41899 Red Hat Security Advisory: .NET 9.0 security, bug fix, and enhancement update

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RHSA-2026:41896 Red Hat Security Advisory: .NET 9.0 security, bug fix, and enhancement update

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MiracleLinux 8 : dotnet9.0-9.0.119-1.el8_10 (AXSA:2026-1329:13)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1329:13 advisory. dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM CVE-2026-50651 dotnet: .NET Core: Denial of Service via type...

GHSA-8PRM-248R-H957 Microsoft Security Advisory CVE-2026-47300 – .NET Elevation of Privilege Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core Negotiate Authentication Microsoft.AspNetCore.Authentication.Negotiate. This advisory also provides guidance on what developers can do to update their applications to remov...

GHSA-2P3Q-H3HG-JCQQ Microsoft Security Advisory CVE-2026-47303 – .NET Elevation of Privilege Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core Negotiate Authentication Microsoft.AspNetCore.Authentication.Negotiate. This advisory also provides guidance on what developers can do to update their applications to remov...

Microsoft Security Advisory CVE-2026-50650 – .NET Elevation of Privilege Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Windows Presentation Foundation WPF. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. An elevation of privilege...

.NET 9.0 security, bug fix, and enhancement update

9.0.119-1.0.1 - Add support for Oracle Linux 9.0.119-1 - Update to .NET SDK 9.0.119 and Runtime 9.0.18 - Resolves: RHEL-192473 9.0.118-2 - Reduce time to detect hanging builds - Resolves: RHEL-191644...

ALSA-2026:41896 Important: .NET 9.0 security, bug fix, and enhancement update

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 9.0.119 and .NET Runtime 9.0.18...

.NET 9.0 security update

9.0.118-1.0.1 - Add support for Oracle Linux 9.0.118-1 - Update to .NET SDK 9.0.118 and Runtime 9.0.17 - Resolves: RHEL-181554 9.0.117-1 - Update to .NET SDK 9.0.117 and Runtime 9.0.16 - Resolves: RHEL-173919...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: dotnet9.0: aspnetcore-runtime-9.0-9.0.18-1.hum1 aarch64, x8664 aspnetcore-runtime-dbg-9.0-9.0.18-1.hum1 aarch64, x8664 aspnetcore-targeting-pack-9.0-9.0.18-1.hum1 aarch64, x8664...

2026-07 .NET 9.0.18 Security Update for x64 Client (KB5104033)

2026-07 .NET 9.0.18 Security Update for x64 Client KB5104033...

CVE-2026-50646

Protection mechanism failure in .NET Framework allows an unauthorized attacker to execute code locally...

RHSA-2026:28051 Red Hat Security Advisory: .NET 9.0 security update

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[SECURITY] Fedora 43 Update: dotnet9.0-9.0.118-1.fc43

.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...

Oracle Linux 9 : .NET / 9.0 (ELSA-2026-25221)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-25221 advisory. 9.0.118-1.0.1 - Add support for Oracle Linux 9.0.118-1 - Update to .NET SDK 9.0.118 and Runtime 9.0.17 - Resolves: RHEL-181553 9.0.117-1 - Update to...

.NET 9.0 security update

9.0.118-1.0.1 - Add support for Oracle Linux 9.0.118-1 - Update to .NET SDK 9.0.118 and Runtime 9.0.17 - Resolves: RHEL-181553 9.0.117-1 - Update to .NET SDK 9.0.117 and Runtime 9.0.16 - Resolves: RHEL-173918...

Important: dotnet9.0

Issue Overview: Improper authorization in .NET allows an authorized attacker to elevate privileges locally. CVE-2026-45490 Improper link resolution before file access 'link following' in .NET allows an unauthorized attacker to perform tampering locally. CVE-2026-45491 Uncontrolled resource...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: dotnet9.0: aspnetcore-runtime-9.0-9.0.17-1.hum1 aarch64, x8664 aspnetcore-runtime-dbg-9.0-9.0.17-1.hum1 aarch64, x8664 aspnetcore-targeting-pack-9.0-9.0.17-1.hum1 aarch64, x8664...

RHSA-2026:25221 Red Hat Security Advisory: .NET 9.0 security update

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RockyLinux 8 : .NET 9.0 (RLSA-2026:25113)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25113 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...