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RLSA-2026:86195

Security Mirrored from RHSA-2026:86195
Issued at: 2026-10-22
Updated at: 2026-10-22

Advisory content derived from Red Hat RHSA-2026:86195, © Red Hat, Inc., used under CC BY 4.0, with modifications.

Synopsis

Critical: .NET 10.0 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: 10.0.113

Runtime version: 10.0.13

Security Fix(es):

* dotnet: dotnet10.0: ASP.NET Core Remote Code Execution Vulnerability (CVE-2026-102870)

* dotnet10.0: dotnet9.0: dotnet: dotnet8.0: .NET Denial of Service Vulnerability (CVE-2026-58280)

* dotnet10.0: dotnet8.0: dotnet9.0: dotnet: .NET Information Disclosure Vulnerability (CVE-2026-66822)

* dotnet9.0: dotnet: dotnet10.0: dotnet8.0: .NET Denial of Service Vulnerability (CVE-2026-69651)

* dotnet8.0: dotnet10.0: dotnet: dotnet9.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-70159)

* dotnet10.0: dotnet8.0: dotnet9.0: ASP.NET Core Elevation of Privilege Vulnerability (CVE-2026-70175)

* dotnet10.0: dotnet8.0: dotnet9.0: ASP.NET Core Elevation of Privilege Vulnerability (CVE-2026-70179)

* dotnet9.0: dotnet8.0: dotnet10.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-70181)

* dotnet: dotnet10.0: dotnet9.0: dotnet8.0: ASP.NET Core Elevation of Privilege Vulnerability (CVE-2026-70183)

* dotnet10.0: dotnet9.0: dotnet8.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-70186)

* dotnet: ASP.NET Core Security Feature Bypass Vulnerability (CVE-2026-70188)

* dotnet9.0: dotnet8.0: dotnet10.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-70196)

* dotnet: ASP.NET Core Tampering Vulnerability (CVE-2026-88092)

* dotnet10.0: dotnet8.0: dotnet9.0: dotnet: MessagePack: Nested arrays can blow past buffer length limits (CVE-2026-92707)

* dotnet: dotnet8.0: dotnet9.0: dotnet10.0: .NET Elevation of Privilege Vulnerability (CVE-2026-96225)

* dotnet9.0: dotnet10.0: dotnet8.0: dotnet: ASP.NET Core Remote Code Execution Vulnerability (CVE-2026-96230)

* dotnet: dotnet9.0: dotnet10.0: dotnet8.0: .NET Elevation of Privilege Vulnerability (CVE-2026-96231)

* dotnet10.0: dotnet: dotnet8.0: dotnet9.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-96233)

* dotnet: dotnet10.0: dotnet9.0: dotnet8.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-96236)

* dotnet8.0: dotnet10.0: dotnet9.0: .NET Remote Code Execution Vulnerability (CVE-2026-96237)

* dotnet8.0: dotnet10.0: dotnet9.0: dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-96238)

* dotnet10.0: dotnet: .NET Security Feature Bypass Vulnerability (CVE-2026-96957)

Bug Fix(es) and Enhancement(s):

* Update .NET 10.0 to SDK 10.0.113 and Runtime 10.0.13 [rhel-10.2.z] (JIRA:Rocky Linux-277809)

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

2548777 2548778 2548781 2548784 2548786 2548787 2548790 2548791 2548792 2548793 2548796 2548798 2548799 2548800 2548803 2548804 2548805 2548806 2548807 2548808 2548809 2548813

CVEs

CVE-2026-102870 CVE-2026-58280 CVE-2026-66822 CVE-2026-69651 CVE-2026-70159 CVE-2026-70175 CVE-2026-70179 CVE-2026-70181 CVE-2026-70183 CVE-2026-70186 CVE-2026-70188 CVE-2026-70196 CVE-2026-88092 CVE-2026-92707 CVE-2026-96225 CVE-2026-96230 CVE-2026-96231 CVE-2026-96233 CVE-2026-96236 CVE-2026-96237 CVE-2026-96238 CVE-2026-96957

Affected packages

Rocky Linux 10 ppc64le - AppStream

dotnet10.0-debugsource-0:10.0.113-1.el10_2.ppc64le.rpm dotnet-runtime-10.0-debuginfo-0:10.0.13-1.el10_2.ppc64le.rpm dotnet10.0-0:10.0.113-1.el10_2.src.rpm dotnet-targeting-pack-10.0-0:10.0.13-1.el10_2.ppc64le.rpm aspnetcore-runtime-dbg-10.0-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-sdk-10.0-0:10.0.113-1.el10_2.ppc64le.rpm dotnet-runtime-10.0-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-templates-10.0-0:10.0.113-1.el10_2.ppc64le.rpm dotnet-hostfxr-10.0-debuginfo-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-apphost-pack-10.0-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-host-debuginfo-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-runtime-dbg-10.0-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-host-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-hostfxr-10.0-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-sdk-dbg-10.0-0:10.0.113-1.el10_2.ppc64le.rpm dotnet-apphost-pack-10.0-debuginfo-0:10.0.13-1.el10_2.ppc64le.rpm dotnet-sdk-10.0-debuginfo-0:10.0.113-1.el10_2.ppc64le.rpm aspnetcore-runtime-10.0-0:10.0.13-1.el10_2.ppc64le.rpm aspnetcore-targeting-pack-10.0-0:10.0.13-1.el10_2.ppc64le.rpm

Rocky Linux 10 s390x - AppStream

dotnet-runtime-10.0-0:10.0.13-1.el10_2.s390x.rpm dotnet-sdk-10.0-debuginfo-0:10.0.113-1.el10_2.s390x.rpm dotnet10.0-0:10.0.113-1.el10_2.src.rpm dotnet-templates-10.0-0:10.0.113-1.el10_2.s390x.rpm dotnet-host-0:10.0.13-1.el10_2.s390x.rpm dotnet-apphost-pack-10.0-0:10.0.13-1.el10_2.s390x.rpm dotnet-runtime-dbg-10.0-0:10.0.13-1.el10_2.s390x.rpm dotnet-hostfxr-10.0-debuginfo-0:10.0.13-1.el10_2.s390x.rpm dotnet-host-debuginfo-0:10.0.13-1.el10_2.s390x.rpm dotnet-runtime-10.0-debuginfo-0:10.0.13-1.el10_2.s390x.rpm dotnet-apphost-pack-10.0-debuginfo-0:10.0.13-1.el10_2.s390x.rpm dotnet-sdk-10.0-0:10.0.113-1.el10_2.s390x.rpm dotnet-sdk-dbg-10.0-0:10.0.113-1.el10_2.s390x.rpm dotnet10.0-debugsource-0:10.0.113-1.el10_2.s390x.rpm aspnetcore-runtime-dbg-10.0-0:10.0.13-1.el10_2.s390x.rpm dotnet-hostfxr-10.0-0:10.0.13-1.el10_2.s390x.rpm aspnetcore-runtime-10.0-0:10.0.13-1.el10_2.s390x.rpm dotnet-targeting-pack-10.0-0:10.0.13-1.el10_2.s390x.rpm aspnetcore-targeting-pack-10.0-0:10.0.13-1.el10_2.s390x.rpm

Rocky Linux 10 x86_64 - AppStream

dotnet10.0-debugsource-0:10.0.113-1.el10_2.x86_64.rpm aspnetcore-targeting-pack-10.0-0:10.0.13-1.el10_2.x86_64.rpm dotnet-templates-10.0-0:10.0.113-1.el10_2.x86_64.rpm dotnet-apphost-pack-10.0-debuginfo-0:10.0.13-1.el10_2.x86_64.rpm aspnetcore-runtime-dbg-10.0-0:10.0.13-1.el10_2.x86_64.rpm dotnet10.0-0:10.0.113-1.el10_2.src.rpm dotnet-sdk-dbg-10.0-0:10.0.113-1.el10_2.x86_64.rpm dotnet-sdk-aot-10.0-debuginfo-0:10.0.113-1.el10_2.x86_64.rpm dotnet-host-0:10.0.13-1.el10_2.x86_64.rpm dotnet-host-debuginfo-0:10.0.13-1.el10_2.x86_64.rpm dotnet-runtime-10.0-debuginfo-0:10.0.13-1.el10_2.x86_64.rpm dotnet-targeting-pack-10.0-0:10.0.13-1.el10_2.x86_64.rpm dotnet-hostfxr-10.0-0:10.0.13-1.el10_2.x86_64.rpm dotnet-hostfxr-10.0-debuginfo-0:10.0.13-1.el10_2.x86_64.rpm dotnet-runtime-10.0-0:10.0.13-1.el10_2.x86_64.rpm aspnetcore-runtime-10.0-0:10.0.13-1.el10_2.x86_64.rpm dotnet-sdk-10.0-0:10.0.113-1.el10_2.x86_64.rpm dotnet-runtime-dbg-10.0-0:10.0.13-1.el10_2.x86_64.rpm dotnet-sdk-10.0-debuginfo-0:10.0.113-1.el10_2.x86_64.rpm dotnet-sdk-aot-10.0-0:10.0.113-1.el10_2.x86_64.rpm dotnet-apphost-pack-10.0-0:10.0.13-1.el10_2.x86_64.rpm

Rocky Linux 10 aarch64 - AppStream

dotnet-sdk-dbg-10.0-0:10.0.113-1.el10_2.aarch64.rpm dotnet-sdk-10.0-debuginfo-0:10.0.113-1.el10_2.aarch64.rpm dotnet10.0-0:10.0.113-1.el10_2.src.rpm dotnet-templates-10.0-0:10.0.113-1.el10_2.aarch64.rpm dotnet-hostfxr-10.0-debuginfo-0:10.0.13-1.el10_2.aarch64.rpm dotnet-sdk-aot-10.0-debuginfo-0:10.0.113-1.el10_2.aarch64.rpm dotnet-targeting-pack-10.0-0:10.0.13-1.el10_2.aarch64.rpm dotnet-sdk-10.0-0:10.0.113-1.el10_2.aarch64.rpm dotnet-runtime-dbg-10.0-0:10.0.13-1.el10_2.aarch64.rpm dotnet-hostfxr-10.0-0:10.0.13-1.el10_2.aarch64.rpm dotnet-host-0:10.0.13-1.el10_2.aarch64.rpm aspnetcore-targeting-pack-10.0-0:10.0.13-1.el10_2.aarch64.rpm dotnet-apphost-pack-10.0-0:10.0.13-1.el10_2.aarch64.rpm aspnetcore-runtime-dbg-10.0-0:10.0.13-1.el10_2.aarch64.rpm dotnet-runtime-10.0-0:10.0.13-1.el10_2.aarch64.rpm dotnet-apphost-pack-10.0-debuginfo-0:10.0.13-1.el10_2.aarch64.rpm aspnetcore-runtime-10.0-0:10.0.13-1.el10_2.aarch64.rpm dotnet-sdk-aot-10.0-0:10.0.113-1.el10_2.aarch64.rpm dotnet10.0-debugsource-0:10.0.113-1.el10_2.aarch64.rpm dotnet-runtime-10.0-debuginfo-0:10.0.13-1.el10_2.aarch64.rpm dotnet-host-debuginfo-0:10.0.13-1.el10_2.aarch64.rpm

Rocky Linux 10 riscv64 - AppStream

dotnet10.0-0:10.0.113-1.el10_2.src.rpm

Rocky Linux 10 x86_64 - CRB

dotnet-sdk-10.0-source-built-artifacts-0:10.0.113-1.el10_2.x86_64.rpm

Rocky Linux 10 ppc64le - CRB

dotnet-sdk-10.0-source-built-artifacts-0:10.0.113-1.el10_2.ppc64le.rpm

Rocky Linux 10 aarch64 - CRB

dotnet-sdk-10.0-source-built-artifacts-0:10.0.113-1.el10_2.aarch64.rpm

Rocky Linux 10 s390x - CRB

dotnet-sdk-10.0-source-built-artifacts-0:10.0.113-1.el10_2.s390x.rpm