RHSA-2025:0382HighCVSS 8.8

Red Hat Security Advisory: .NET 9.0 security update

Published
January 16, 2025
Last Modified
August 6, 2026

🔗 CVE IDs covered (4)

CVE-2025-21172 →CVE-2025-21173 →CVE-2025-21176 →CVE-2025-21171 →

📋 Description

CVE-2025-21171 — dotnet: .NET Remote Code Execution Vulnerability CVE-2025-21172 — dotnet: .NET and Visual Studio Remote Code Execution Vulnerability CVE-2025-21173 — dotnet: .NET Elevation of Privilege Vulnerability CVE-2025-21176 — dotnet: .NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability

🎯 Affected products125

  • Red Hat Enterprise Linux AppStream (v. 8)
  • Red Hat Enterprise Linux CRB (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.1-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.1-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.1-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.1-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.1-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.1-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.1-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.1-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.1-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.1-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.1-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.1-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-0:9.0.102-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-0:9.0.102-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-0:9.0.102-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-0:9.0.102-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.1-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.1-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.1-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.1-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux CRB (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.s390x as a component of Red Hat Enterprise Linux CRB (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.1-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • +95 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible. Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (7)