RockyLinux 8 : .NET 8.0 (RLSA-2026:25110)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25110 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

RockyLinux 10 : .NET 8.0 (RLSA-2026:25111)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25111 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

RockyLinux 9 : .NET 9.0 (RLSA-2026:25221)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25221 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

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...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : .NET vulnerabilities (USN-8420-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8420-1 advisory. It was discovered that .NET did not properly handle link resolution before file access. A local attacker could use this...

RockyLinux 9 : .NET 8.0 (RLSA-2026:25220)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25220 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

RockyLinux 9 : .NET 10.0 (RLSA-2026:25222)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:25222 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

dotnet: .NET: Local file tampering via link following vulnerability

A flaw was found in .NET's System.Formats.Tar library. When extracting a specially crafted TAR archive containing symbolic links, the TarFile.ExtractToDirectory method may incorrectly follow those links and write files outside the intended extraction directory. An attacker could exploit this issu...

Important: Red Hat Security Advisory: .NET 10.0 security update

An update for .NET 10.0 is now available for Red Hat Enterprise Linux 9. 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 for each vulnerability from...

dotnet: .NET: Local file tampering via link following vulnerability

A flaw was found in .NET's System.Formats.Tar library. When extracting a specially crafted TAR archive containing symbolic links, the TarFile.ExtractToDirectory method may incorrectly follow those links and write files outside the intended extraction directory. An attacker could exploit this issu...

Important: Red Hat Security Advisory: .NET 9.0 security update

An update for .NET 9.0 is now available for Red Hat Enterprise Linux 9. 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 for each vulnerability from...

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. 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 for each vulnerability from...

USN-8420-1: .NET vulnerabilities

It was discovered that .NET did not properly handle link resolution before file access. A local attacker could use this issue to perform unauthorized file tampering and write arbitrary files outside of the intended extraction directory. CVE-2026-45491 It was discovered that .NET did not properly...

RHEL 8 : .NET 9.0 (RHSA-2026:25113)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:25113 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...

AlmaLinux 8 : .NET 8.0 (ALSA-2026:25110)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:25110 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

AlmaLinux 10 : .NET 9.0 (ALSA-2026:25112)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:25112 advisory. dotnet: .NET: Local file tampering via link following vulnerability CVE-2026-45491 dotnet: ASP.NET Core: Denial of Service via uncontrolled resource...

ALSA-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...

ALSA-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...

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...

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...