RLSA-2025:18150

Synopsis

Important: .NET 9.0 security update

Description

.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 9.0.111 and .NET Runtime 9.0.10.Security Fix(es):

* dotnet: .NET Information Disclosure Vulnerability (CVE-2025-55248)

* dotnet: .NET Security Feature Bypass Vulnerability (CVE-2025-55315)

* dotnet: .NET Denial of Service Vulnerability (CVE-2025-55247)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected products

Rocky Linux 8 aarch64 Rocky Linux 8 x86_64

Fixes

2403083 2403085 2403086

CVEs

CVE-2025-55247 CVE-2025-55248 CVE-2025-55315

Affected packages

Rocky Linux 8 aarch64 - AppStream

aspnetcore-runtime-9.0-0:9.0.10-1.el8_10.aarch64.rpm aspnetcore-targeting-pack-9.0-0:9.0.10-1.el8_10.aarch64.rpm dotnet-0:9.0.111-1.el8_10.aarch64.rpm dotnet9.0-0:9.0.111-1.el8_10.src.rpm dotnet9.0-debuginfo-0:9.0.111-1.el8_10.aarch64.rpm dotnet9.0-debugsource-0:9.0.111-1.el8_10.aarch64.rpm dotnet-apphost-pack-9.0-0:9.0.10-1.el8_10.aarch64.rpm dotnet-apphost-pack-9.0-debuginfo-0:9.0.10-1.el8_10.aarch64.rpm dotnet-host-0:9.0.10-1.el8_10.aarch64.rpm dotnet-host-debuginfo-0:9.0.10-1.el8_10.aarch64.rpm dotnet-hostfxr-9.0-0:9.0.10-1.el8_10.aarch64.rpm dotnet-hostfxr-9.0-debuginfo-0:9.0.10-1.el8_10.aarch64.rpm dotnet-runtime-9.0-0:9.0.10-1.el8_10.aarch64.rpm dotnet-runtime-9.0-debuginfo-0:9.0.10-1.el8_10.aarch64.rpm dotnet-sdk-9.0-0:9.0.111-1.el8_10.aarch64.rpm dotnet-sdk-9.0-debuginfo-0:9.0.111-1.el8_10.aarch64.rpm dotnet-targeting-pack-9.0-0:9.0.10-1.el8_10.aarch64.rpm dotnet-templates-9.0-0:9.0.111-1.el8_10.aarch64.rpm netstandard-targeting-pack-2.1-0:9.0.111-1.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - AppStream

aspnetcore-runtime-9.0-0:9.0.10-1.el8_10.x86_64.rpm aspnetcore-targeting-pack-9.0-0:9.0.10-1.el8_10.x86_64.rpm dotnet-0:9.0.111-1.el8_10.x86_64.rpm dotnet9.0-0:9.0.111-1.el8_10.src.rpm dotnet9.0-debuginfo-0:9.0.111-1.el8_10.x86_64.rpm dotnet9.0-debugsource-0:9.0.111-1.el8_10.x86_64.rpm dotnet-apphost-pack-9.0-0:9.0.10-1.el8_10.x86_64.rpm dotnet-apphost-pack-9.0-debuginfo-0:9.0.10-1.el8_10.x86_64.rpm dotnet-host-0:9.0.10-1.el8_10.x86_64.rpm dotnet-host-debuginfo-0:9.0.10-1.el8_10.x86_64.rpm dotnet-hostfxr-9.0-0:9.0.10-1.el8_10.x86_64.rpm dotnet-hostfxr-9.0-debuginfo-0:9.0.10-1.el8_10.x86_64.rpm dotnet-runtime-9.0-0:9.0.10-1.el8_10.x86_64.rpm dotnet-runtime-9.0-debuginfo-0:9.0.10-1.el8_10.x86_64.rpm dotnet-sdk-9.0-0:9.0.111-1.el8_10.x86_64.rpm dotnet-sdk-9.0-debuginfo-0:9.0.111-1.el8_10.x86_64.rpm dotnet-targeting-pack-9.0-0:9.0.10-1.el8_10.x86_64.rpm dotnet-templates-9.0-0:9.0.111-1.el8_10.x86_64.rpm netstandard-targeting-pack-2.1-0:9.0.111-1.el8_10.x86_64.rpm

Rocky Linux 8 aarch64 - PowerTools

dotnet-sdk-9.0-source-built-artifacts-0:9.0.111-1.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - PowerTools

dotnet-sdk-9.0-source-built-artifacts-0:9.0.111-1.el8_10.x86_64.rpm