The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:41896 advisory.

    * dotnet: SocketsHttpHandler Http2Connection - HTTP/2 SETTINGS/PING ACK flood causing OOM (CVE-2026-50651)

    * dotnet: .NET Core: Denial of Service via type confusion (CVE-2026-57108)

    * ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation (CVE-2026-56170)

    * ASP.NET Core: ASP.NET Core: Privilege Escalation via Incorrect Authentication Algorithm (CVE-2026-47300)

    * ASP.NET Core: ASP.NET Core: Privilege Elevation via Authentication Bypass (CVE-2026-47303)

    * dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-47304)

    * dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation (CVE-2026-47302)

    * dotnet: .NET Framework: Privilege escalation via code injection (CVE-2026-50650)

    * dotnet: .NET: Security feature bypass due to incorrect authorization (CVE-2026-50528)

    * dotnet: .NET: Local code execution via deserialization of untrusted data (CVE-2026-50649)

    * dotnet: .NET: Local tampering via improper link resolution (CVE-2026-50526)

    * dotnet: .NET Framework: Local Code Execution via Protection Mechanism Failure (CVE-2026-50646)

    * dotnet: .NET: Denial of Service due to uncontrolled resource allocation (CVE-2026-50525)

    * dotnet: .NET Framework: Denial of Service via network-based buffer overflow (CVE-2026-50527)

    * dotnet: .NET Framework: Remote Denial of Service due to uncontrolled resource allocation     (CVE-2026-50648)

    * .NET: .NET: Network Spoofing Vulnerability (CVE-2026-50659)

    * dotnet: .NET Framework: Denial of Service via improper input validation (CVE-2026-50524)

    Bug Fix(es) and Enhancement(s):

    * Update .NET 9.0 to SDK 9.0.119 and Runtime 9.0.18 [rhel-9.8.z] (JIRA:Rocky Linux-192472)

    * dotnet9.0: Reduce time to detect hanging builds during .NET RPM builds (c9s) [rhel-9.8.z] (JIRA:Rocky     Linux-192338)

Tenable has extracted the preceding description block directly from the RockyLinux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

Analytics

RockyLinux 9 : .NET 9.0 (RLSA-2026:41896)

critical Nessus Plugin ID 329180

Version 1.3

Version 1.1

Version 1.3 Jul 27, 2026, 10:22 AM CVSS metrics ("CVSSv2 score" set to 10.0. "CVSSv2 vector" set to "CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C". "CVSSv3 score" set to 9.8. "CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H") CVSSv2 score source (changed from "CVE-2026-50526" to "CVE-2026-47304") CVSSv2 severity (based on CVE-2026-47304, severity increased from "Medium" to "High") CVSSv3 severity (based on None, severity increased from "Medium" to "High") Plugin metadata (Add IAVM Info) Plugin Feed: 202607271022
Version 1.1 Jul 23, 2026, 6:31 PM New Plugin Feed: 202607231831