dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM

.NET Denial of Service Vulnerability - HTTP/2 SETTINGS/PING ACK flood causing OOM...

CVE-2026-11857

The CVE describes a local privilege escalation in Quanos SCHEMA ST4 on-premises, via insecure deserialization in the .NET Remoting endpoint exposed by the Client Update Service. The service uses TypeFilterLevel.Full and binds to local interfaces over named pipes, enabling a local authenticated at...

Important Photon OS Security Update - PHSA-2026-4.0-1036

Updates of 'wireshark', 'nginx', 'dotnet-runtime' packages of Photon OS have been released...

Microsoft Security Advisory CVE-2026-45491 – .NET Tampering Vulnerability

Executive Summary Microsoft is releasing this security advisory to provide information about a vulnerability in System.Formats.Tar. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A tampering vulnerability exists in the...

EUVD-2026-35675

Microsoft Security Advisory CVE-2026-45491 – .NET Tampering Vulnerability...

GHSA-F8H2-VMM9-QHJ6 Microsoft Security Advisory CVE-2026-45591 – ASP.NET Core Denial of Service Vulnerability

Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core SignalR and Blazor Server. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A denial of service...

MiracleLinux 8 : dotnet8.0-8.0.128-1.el8_10.ML.1 (AXSA:2026-787:10)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-787:10 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

RLSA-2026:25115 Important: .NET 10.0 security 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 10.0.109 and .NET Runtime...

RLSA-2026:25112 Important: .NET 9.0 security 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 9.0.118 and .NET Runtime...

.NET 9.0 security update

An update is available for dotnet9.0. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

.NET 8.0 security update

An update is available for dotnet8.0. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

.NET 9.0 security update

An update is available for dotnet9.0. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

RLSA-2026:25222 Important: .NET 10.0 security 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 10.0.109 and .NET Runtime...

RLSA-2026:25221 Important: .NET 9.0 security 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 9.0.118 and .NET Runtime...

.NET 8.0 security update

An update is available for dotnet8.0. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

.NET 10.0 security update

An update is available for dotnet10.0. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...

CVE-2025-7008

Heap buffer out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed Windows PE file with .NET metadata may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast...

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

Bulletin has no description...

RLSA-2026:25110 Important: .NET 8.0 security 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 8.0.128 and .NET Runtime...

.NET 10.0 security update

An update is available for dotnet10.0. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list .NET is a managed-software framework. It implements a subset of the .NET...