RHSA-2026:99142: Important: .NET 10.0 security, bug fix, and enhancement update

Published Nov 11, 2026
·
Updated

.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: 10.0.115Runtime version: 10.0.15Security Fix(es): dotnet8.0: dotnet11.0: dotnet9.0: dotnet10.0: ASP.NET Core Information Disclosure Vulnerability (CVE-2026-109476) dotnet11.0: dotnet10.0: dotnet9.0: dotnet8.0: .NET Elevation of Privilege Vulnerability (CVE-2026-105544) dotnet8.0: dotnet9.0: dotnet11.0: dotnet10.0: .NET Denial of Service Vulnerability (CVE-2026-109475) dotnet9.0: dotnet11.0: dotnet10.0: dotnet8.0: dotnet: ASP.NET Core Elevation of Privilege Vulnerability (CVE-2026-114146) dotnet11.0: dotnet8.0: dotnet9.0: dotnet10.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-114147) dotnet11.0: dotnet8.0: dotnet9.0: dotnet10.0: ASP.NET Core Denial of Service Vulnerability (CVE-2026-114149) Bug Fix(es) and Enhancement(s): Update .NET 10.0 to SDK 10.0.115 and Runtime 10.0.15 [rhel-9.9.z] (JIRA:RHEL-302524) 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 Software

77 affected componentsFixes available
redhat/dotnet10.0<10.0.115-1.el9_9
10.0.115-1.el9_9
redhat/aspnetcore-runtime<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/aspnetcore-runtime-dbg<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/aspnetcore-targeting-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-apphost-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-apphost-pack<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-hostfxr<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-hostfxr<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-runtime<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-runtime<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-runtime-dbg<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-sdk<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet-sdk<10.0-debuginfo-10.0.115-1.el9_9
10.0-debuginfo-10.0.115-1.el9_9
redhat/dotnet-sdk-aot<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet-sdk-aot<10.0-debuginfo-10.0.115-1.el9_9
10.0-debuginfo-10.0.115-1.el9_9
redhat/dotnet-sdk-dbg<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet-targeting-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-templates<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet10.0-debuginfo<10.0.115-1.el9_9
10.0.115-1.el9_9
redhat/dotnet10.0-debugsource<10.0.115-1.el9_9
10.0.115-1.el9_9
redhat/aspnetcore-runtime<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/aspnetcore-runtime-dbg<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/aspnetcore-targeting-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-apphost-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-apphost-pack<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-hostfxr<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-hostfxr<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-runtime<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-runtime<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-runtime-dbg<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-sdk<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet-sdk<10.0-debuginfo-10.0.115-1.el9_9
10.0-debuginfo-10.0.115-1.el9_9
redhat/dotnet-sdk-dbg<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet-targeting-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-templates<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet10.0-debuginfo<10.0.115-1.el9_9
10.0.115-1.el9_9
redhat/dotnet10.0-debugsource<10.0.115-1.el9_9
10.0.115-1.el9_9
redhat/aspnetcore-runtime<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/aspnetcore-runtime-dbg<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/aspnetcore-targeting-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-apphost-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-apphost-pack<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-hostfxr<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-hostfxr<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-runtime<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-runtime<10.0-debuginfo-10.0.15-1.el9_9
10.0-debuginfo-10.0.15-1.el9_9
redhat/dotnet-runtime-dbg<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-sdk<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet-sdk<10.0-debuginfo-10.0.115-1.el9_9
10.0-debuginfo-10.0.115-1.el9_9
redhat/dotnet-sdk-dbg<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet-targeting-pack<10.0-10.0.15-1.el9_9
10.0-10.0.15-1.el9_9
redhat/dotnet-templates<10.0-10.0.115-1.el9_9
10.0-10.0.115-1.el9_9
redhat/dotnet10.0-debuginfo<10.0.115-1.el9_9
10.0.115-1.el9_9
redhat/dotnet10.0-debugsource<10.0.115-1.el9_9
10.0.115-1.el9_9
redhat/aspnetcore-runtime<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/aspnetcore-runtime-dbg<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/aspnetcore-targeting-pack<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/dotnet-apphost-pack<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/dotnet-apphost-pack<10.0-debuginfo-10.0.15-1.el9_9.aa
10.0-debuginfo-10.0.15-1.el9_9.aa
redhat/dotnet-hostfxr<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/dotnet-hostfxr<10.0-debuginfo-10.0.15-1.el9_9.aa
10.0-debuginfo-10.0.15-1.el9_9.aa
redhat/dotnet-runtime<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/dotnet-runtime<10.0-debuginfo-10.0.15-1.el9_9.aa
10.0-debuginfo-10.0.15-1.el9_9.aa
redhat/dotnet-runtime-dbg<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/dotnet-sdk<10.0-10.0.115-1.el9_9.aa
10.0-10.0.115-1.el9_9.aa
redhat/dotnet-sdk<10.0-debuginfo-10.0.115-1.el9_9.aa
10.0-debuginfo-10.0.115-1.el9_9.aa
redhat/dotnet-sdk-aot<10.0-10.0.115-1.el9_9.aa
10.0-10.0.115-1.el9_9.aa
redhat/dotnet-sdk-aot<10.0-debuginfo-10.0.115-1.el9_9.aa
10.0-debuginfo-10.0.115-1.el9_9.aa
redhat/dotnet-sdk-dbg<10.0-10.0.115-1.el9_9.aa
10.0-10.0.115-1.el9_9.aa
redhat/dotnet-targeting-pack<10.0-10.0.15-1.el9_9.aa
10.0-10.0.15-1.el9_9.aa
redhat/dotnet-templates<10.0-10.0.115-1.el9_9.aa
10.0-10.0.115-1.el9_9.aa
redhat/dotnet10.0-debuginfo<10.0.115-1.el9_9.aa
10.0.115-1.el9_9.aa
redhat/dotnet10.0-debugsource<10.0.115-1.el9_9.aa
10.0.115-1.el9_9.aa
redhat/dotnet-sdk<10.0-source-built-artifacts-10.0.115-1.el9_9
10.0-source-built-artifacts-10.0.115-1.el9_9
redhat/dotnet-sdk<10.0-source-built-artifacts-10.0.115-1.el9_9
10.0-source-built-artifacts-10.0.115-1.el9_9
redhat/dotnet-sdk<10.0-source-built-artifacts-10.0.115-1.el9_9.aa
10.0-source-built-artifacts-10.0.115-1.el9_9.aa
redhat/dotnet-sdk<10.0-source-built-artifacts-10.0.115-1.el9_9
10.0-source-built-artifacts-10.0.115-1.el9_9

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/dotnet10.0 to a version that resolves this vulnerability.

    Fixed in 10.0.115-1.el9_9
  2. Upgrade

    Upgrade redhat/aspnetcore-runtime to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  3. Upgrade

    Upgrade redhat/aspnetcore-runtime-dbg to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  4. Upgrade

    Upgrade redhat/aspnetcore-targeting-pack to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  5. Upgrade

    Upgrade redhat/dotnet-apphost-pack to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  6. Upgrade

    Upgrade redhat/dotnet-apphost-pack to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.15-1.el9_9
  7. Upgrade

    Upgrade redhat/dotnet-hostfxr to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  8. Upgrade

    Upgrade redhat/dotnet-hostfxr to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.15-1.el9_9
  9. Upgrade

    Upgrade redhat/dotnet-runtime to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  10. Upgrade

    Upgrade redhat/dotnet-runtime to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.15-1.el9_9
  11. Upgrade

    Upgrade redhat/dotnet-runtime-dbg to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  12. Upgrade

    Upgrade redhat/dotnet-sdk to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9
  13. Upgrade

    Upgrade redhat/dotnet-sdk to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.115-1.el9_9
  14. Upgrade

    Upgrade redhat/dotnet-sdk-aot to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9
  15. Upgrade

    Upgrade redhat/dotnet-sdk-aot to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.115-1.el9_9
  16. Upgrade

    Upgrade redhat/dotnet-sdk-dbg to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9
  17. Upgrade

    Upgrade redhat/dotnet-targeting-pack to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9
  18. Upgrade

    Upgrade redhat/dotnet-templates to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9
  19. Upgrade

    Upgrade redhat/dotnet10.0-debuginfo to a version that resolves this vulnerability.

    Fixed in 10.0.115-1.el9_9
  20. Upgrade

    Upgrade redhat/dotnet10.0-debugsource to a version that resolves this vulnerability.

    Fixed in 10.0.115-1.el9_9
  21. Upgrade

    Upgrade redhat/aspnetcore-runtime to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  22. Upgrade

    Upgrade redhat/aspnetcore-runtime-dbg to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  23. Upgrade

    Upgrade redhat/aspnetcore-targeting-pack to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  24. Upgrade

    Upgrade redhat/dotnet-apphost-pack to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  25. Upgrade

    Upgrade redhat/dotnet-apphost-pack to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.15-1.el9_9.aa
  26. Upgrade

    Upgrade redhat/dotnet-hostfxr to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  27. Upgrade

    Upgrade redhat/dotnet-hostfxr to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.15-1.el9_9.aa
  28. Upgrade

    Upgrade redhat/dotnet-runtime to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  29. Upgrade

    Upgrade redhat/dotnet-runtime to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.15-1.el9_9.aa
  30. Upgrade

    Upgrade redhat/dotnet-runtime-dbg to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  31. Upgrade

    Upgrade redhat/dotnet-sdk to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9.aa
  32. Upgrade

    Upgrade redhat/dotnet-sdk to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.115-1.el9_9.aa
  33. Upgrade

    Upgrade redhat/dotnet-sdk-aot to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9.aa
  34. Upgrade

    Upgrade redhat/dotnet-sdk-aot to a version that resolves this vulnerability.

    Fixed in 10.0-debuginfo-10.0.115-1.el9_9.aa
  35. Upgrade

    Upgrade redhat/dotnet-sdk-dbg to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9.aa
  36. Upgrade

    Upgrade redhat/dotnet-targeting-pack to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.15-1.el9_9.aa
  37. Upgrade

    Upgrade redhat/dotnet-templates to a version that resolves this vulnerability.

    Fixed in 10.0-10.0.115-1.el9_9.aa
  38. Upgrade

    Upgrade redhat/dotnet10.0-debuginfo to a version that resolves this vulnerability.

    Fixed in 10.0.115-1.el9_9.aa
  39. Upgrade

    Upgrade redhat/dotnet10.0-debugsource to a version that resolves this vulnerability.

    Fixed in 10.0.115-1.el9_9.aa
  40. Upgrade

    Upgrade redhat/dotnet-sdk to a version that resolves this vulnerability.

    Fixed in 10.0-source-built-artifacts-10.0.115-1.el9_9
  41. Upgrade

    Upgrade redhat/dotnet-sdk to a version that resolves this vulnerability.

    Fixed in 10.0-source-built-artifacts-10.0.115-1.el9_9.aa
  42. Upgrade

    Upgrade .NET 10.0 SDK to a version that resolves this vulnerability.

    Fixed in 10.0.115
  43. Upgrade

    Upgrade .NET 10.0 Runtime to a version that resolves this vulnerability.

    Fixed in 10.0.15

Event History

Nov 11, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software

Frequently Asked Questions

1

Which updated .NET versions are provided by this advisory?

The advisory updates the .NET SDK to version 10.0.115 and the .NET runtime to version 10.0.15.

2

Which installed package types are in scope for this update?

The affected package set includes dotnet-sdk, dotnet-apphost-pack, dotnet-hostfxr, dotnet-runtime, aspnetcore-runtime, aspnetcore-targeting-pack, and the corresponding runtime debug packages.

Company

Resources

Contact

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