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RLSA-2026:54541

Security Mirrored from RHSA-2026:54541
Issued at: 2026-08-14
Updated at: 2026-08-16

Advisory content derived from Red Hat RHSA-2026:54541, © Red Hat, Inc., used under CC BY 4.0, with modifications.

Synopsis

Important: .NET 8.0 security, bug fix, and enhancement update



Description

.NET is a fast, lightweight and modular platform for creating cross platform applications that work on Linux, macOS and Windows. It particularly focuses on creating console applications, web applications and micro-services. .NET contains a runtime conforming to .NET Standards a set of framework libraries, an SDK containing compilers and a 'dotnet' application to drive everything.

SDK version: 8.0.130

Runtime version: 8.0.30

Security Fix(es):

* .NET: .NET Core: .NET Security Feature Bypass Vulnerability (CVE-2026-62899)

* .NET: .NET Information Disclosure Vulnerability (CVE-2026-62900)

* .NET: .NET Denial of Service Vulnerability (CVE-2026-62901)

* .NET: .NET Elevation of Privilege Vulnerability (CVE-2026-62909)

Bug Fix(es) and Enhancement(s):

* Update .NET 8.0 to SDK 8.0.130 and Runtime 8.0.30 [rhel-10.2.z] (JIRA:Rocky Linux-235472)

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 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 riscv64 Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2512180 2512185 2512175 2512179

CVEs

CVE-2026-62899 CVE-2026-62900 CVE-2026-62901 CVE-2026-62909

Affected packages

Rocky Linux 10 aarch64 - AppStream

aspnetcore-targeting-pack-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet-targeting-pack-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet-sdk-8.0-0:8.0.130-1.el10_2.aarch64.rpm aspnetcore-runtime-dbg-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet-runtime-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet8.0-0:8.0.130-1.el10_2.src.rpm dotnet-runtime-dbg-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet-sdk-dbg-8.0-0:8.0.130-1.el10_2.aarch64.rpm dotnet-apphost-pack-8.0-debuginfo-0:8.0.30-1.el10_2.aarch64.rpm dotnet-sdk-8.0-debuginfo-0:8.0.130-1.el10_2.aarch64.rpm aspnetcore-runtime-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet8.0-debugsource-0:8.0.130-1.el10_2.aarch64.rpm dotnet-hostfxr-8.0-debuginfo-0:8.0.30-1.el10_2.aarch64.rpm dotnet-templates-8.0-0:8.0.130-1.el10_2.aarch64.rpm dotnet-hostfxr-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet-apphost-pack-8.0-0:8.0.30-1.el10_2.aarch64.rpm dotnet-runtime-8.0-debuginfo-0:8.0.30-1.el10_2.aarch64.rpm

Rocky Linux 10 s390x - AppStream

dotnet-sdk-dbg-8.0-0:8.0.130-1.el10_2.s390x.rpm dotnet-hostfxr-8.0-debuginfo-0:8.0.30-1.el10_2.s390x.rpm dotnet-sdk-8.0-0:8.0.130-1.el10_2.s390x.rpm aspnetcore-runtime-8.0-0:8.0.30-1.el10_2.s390x.rpm dotnet8.0-0:8.0.130-1.el10_2.src.rpm dotnet-hostfxr-8.0-0:8.0.30-1.el10_2.s390x.rpm dotnet-runtime-8.0-0:8.0.30-1.el10_2.s390x.rpm dotnet-sdk-8.0-debuginfo-0:8.0.130-1.el10_2.s390x.rpm dotnet-runtime-dbg-8.0-0:8.0.30-1.el10_2.s390x.rpm aspnetcore-targeting-pack-8.0-0:8.0.30-1.el10_2.s390x.rpm dotnet-targeting-pack-8.0-0:8.0.30-1.el10_2.s390x.rpm dotnet-templates-8.0-0:8.0.130-1.el10_2.s390x.rpm dotnet8.0-debugsource-0:8.0.130-1.el10_2.s390x.rpm aspnetcore-runtime-dbg-8.0-0:8.0.30-1.el10_2.s390x.rpm dotnet-apphost-pack-8.0-debuginfo-0:8.0.30-1.el10_2.s390x.rpm dotnet-apphost-pack-8.0-0:8.0.30-1.el10_2.s390x.rpm dotnet-runtime-8.0-debuginfo-0:8.0.30-1.el10_2.s390x.rpm

Rocky Linux 10 x86_64 - AppStream

dotnet-apphost-pack-8.0-debuginfo-0:8.0.30-1.el10_2.x86_64.rpm aspnetcore-runtime-8.0-0:8.0.30-1.el10_2.x86_64.rpm dotnet-runtime-8.0-0:8.0.30-1.el10_2.x86_64.rpm dotnet8.0-0:8.0.130-1.el10_2.src.rpm dotnet-apphost-pack-8.0-0:8.0.30-1.el10_2.x86_64.rpm dotnet8.0-debugsource-0:8.0.130-1.el10_2.x86_64.rpm dotnet-sdk-dbg-8.0-0:8.0.130-1.el10_2.x86_64.rpm dotnet-sdk-8.0-debuginfo-0:8.0.130-1.el10_2.x86_64.rpm dotnet-runtime-8.0-debuginfo-0:8.0.30-1.el10_2.x86_64.rpm dotnet-sdk-8.0-0:8.0.130-1.el10_2.x86_64.rpm aspnetcore-targeting-pack-8.0-0:8.0.30-1.el10_2.x86_64.rpm dotnet-hostfxr-8.0-0:8.0.30-1.el10_2.x86_64.rpm aspnetcore-runtime-dbg-8.0-0:8.0.30-1.el10_2.x86_64.rpm dotnet-targeting-pack-8.0-0:8.0.30-1.el10_2.x86_64.rpm dotnet-templates-8.0-0:8.0.130-1.el10_2.x86_64.rpm dotnet-hostfxr-8.0-debuginfo-0:8.0.30-1.el10_2.x86_64.rpm dotnet-runtime-dbg-8.0-0:8.0.30-1.el10_2.x86_64.rpm

Rocky Linux 10 x86_64 - CRB

dotnet-sdk-8.0-source-built-artifacts-0:8.0.130-1.el10_2.x86_64.rpm

Rocky Linux 10 ppc64le - AppStream

dotnet-sdk-8.0-debuginfo-0:8.0.130-1.el10_2.ppc64le.rpm dotnet8.0-0:8.0.130-1.el10_2.src.rpm dotnet-hostfxr-8.0-debuginfo-0:8.0.30-1.el10_2.ppc64le.rpm aspnetcore-runtime-dbg-8.0-0:8.0.30-1.el10_2.ppc64le.rpm dotnet8.0-debugsource-0:8.0.130-1.el10_2.ppc64le.rpm dotnet-targeting-pack-8.0-0:8.0.30-1.el10_2.ppc64le.rpm dotnet-runtime-8.0-debuginfo-0:8.0.30-1.el10_2.ppc64le.rpm dotnet-templates-8.0-0:8.0.130-1.el10_2.ppc64le.rpm dotnet-hostfxr-8.0-0:8.0.30-1.el10_2.ppc64le.rpm aspnetcore-runtime-8.0-0:8.0.30-1.el10_2.ppc64le.rpm dotnet-runtime-dbg-8.0-0:8.0.30-1.el10_2.ppc64le.rpm dotnet-apphost-pack-8.0-debuginfo-0:8.0.30-1.el10_2.ppc64le.rpm dotnet-sdk-dbg-8.0-0:8.0.130-1.el10_2.ppc64le.rpm aspnetcore-targeting-pack-8.0-0:8.0.30-1.el10_2.ppc64le.rpm dotnet-sdk-8.0-0:8.0.130-1.el10_2.ppc64le.rpm dotnet-apphost-pack-8.0-0:8.0.30-1.el10_2.ppc64le.rpm dotnet-runtime-8.0-0:8.0.30-1.el10_2.ppc64le.rpm

Rocky Linux 10 riscv64 - AppStream

dotnet8.0-0:8.0.130-1.el10_2.src.rpm

Rocky Linux 10 aarch64 - CRB

dotnet-sdk-8.0-source-built-artifacts-0:8.0.130-1.el10_2.aarch64.rpm

Rocky Linux 10 ppc64le - CRB

dotnet-sdk-8.0-source-built-artifacts-0:8.0.130-1.el10_2.ppc64le.rpm

Rocky Linux 10 s390x - CRB

dotnet-sdk-8.0-source-built-artifacts-0:8.0.130-1.el10_2.s390x.rpm