Important: Red Hat Security Advisory: .NET 8.0 security update

An update for .NET 8.0 is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

RHEL 9 : .NET 9.0 (RHSA-2026:10085)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:10085 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR...

CVE-2026-40372

Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network...

ASP.NET Core Elevation of Privilege Vulnerability

Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network...

CVE-2026-40372

Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network...

Important: dotnet9.0

Issue Overview: Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network. CVE-2026-26127 Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network. CVE-2026-26130 Affected Packages: dotnet9....

Amazon Linux 2023 : aspnetcore-runtime-9.0, aspnetcore-runtime-dbg-9.0, aspnetcore-targeting-pack-9.0 (ALAS2023-2026-1506)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1506 advisory. Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network. CVE-2026-26127 Allocation of resources without limits or throttling in ASP.NET Core allows an...

CVE-2026-25667

ASP.NET Core Kestrel in Microsoft .NET 8.0 before 8.0.22 and .NET 9.0 before 9.0.11 allows a remote attacker to cause excessive CPU consumption by sending a crafted QUIC packet, because of an incorrect exit condition for HTTP/3 Encoder/Decoder stream processing...

CVE-2026-25667

ASP.NET Core Kestrel in Microsoft .NET 8.0 before 8.0.22 and .NET 9.0 before 9.0.11 allows a remote attacker to cause excessive CPU consumption by sending a crafted QUIC packet, because of an incorrect exit condition for HTTP/3 Encoder/Decoder stream processing...

CVE-2026-25667

ASP.NET Core Kestrel in Microsoft .NET 8.0 before 8.0.22 and .NET 9.0 before 9.0.11 allows a remote attacker to cause excessive CPU consumption by sending a crafted QUIC packet, because of an incorrect exit condition for HTTP/3 Encoder/Decoder stream processing...

MiracleLinux 9 : dotnet9.0-9.0.115-1.el9_7.ML.1 (AXSA:2026-336:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-336:06 advisory. .net: .NET: Denial of Service via out-of-bounds read CVE-2026-26127 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation...

AlmaLinux 9 : .NET 9.0 (ALSA-2026:4456)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:4456 advisory. .net: .NET: Denial of Service via out-of-bounds read CVE-2026-26127 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation...

RLSA-2026:4453 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 10.0.104 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...

RLSA-2026:4443 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 9.0.115 and .NET Runtime...

RockyLinux 8 : .NET 8.0 (RLSA-2026:4455)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:4455 advisory. asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation CVE-2026-26130 Tenable has extracted the preceding description block directly from t...

AlmaLinux 8 : .NET 10.0 (ALSA-2026:4458)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:4458 advisory. .net: .NET: Denial of Service via out-of-bounds read CVE-2026-26127 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation...

RockyLinux 10 : .NET 10.0 (RLSA-2026:4453)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:4453 advisory. .net: .NET: Denial of Service via out-of-bounds read CVE-2026-26127 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation...

AlmaLinux 10 : .NET 9.0 (ALSA-2026:4450)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:4450 advisory. .net: .NET: Denial of Service via out-of-bounds read CVE-2026-26127 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation...

AlmaLinux 9 : .NET 8.0 (ALSA-2026:4454)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:4454 advisory. asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation CVE-2026-26130 Tenable has extracted the preceding description block directly from th...