RHSA-2026:68233HighCVSS 7.0

Red Hat Security Advisory: .NET 9.0 security, bug fix, and enhancement update

Published
September 16, 2026
Last Modified
September 16, 2026

🔗 CVE IDs covered (2)

CVE-2026-58649 →CVE-2026-69806 →

📋 Description

CVE-2026-58649 — dotnet10.0: dotnet9.0: dotnet8.0: .NET Information Disclosure Vulnerability CVE-2026-69806 — dotnet10.0: dotnet9.0: .NET Elevation of Privilege Vulnerability

🎯 Affected products109

  • Red Hat Enterprise Linux AppStream (v. 8)
  • Red Hat Enterprise Linux CRB (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.20-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.20-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.20-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-9.0-0:9.0.20-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.20-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.20-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.20-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-runtime-dbg-9.0-0:9.0.20-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.20-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.20-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.20-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • aspnetcore-targeting-pack-9.0-0:9.0.20-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.20-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.20-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.20-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-0:9.0.20-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux CRB (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.s390x as a component of Red Hat Enterprise Linux CRB (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-apphost-pack-9.0-debuginfo-0:9.0.20-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux CRB (v. 8)
  • dotnet-hostfxr-9.0-0:9.0.20-1.el8_10.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-hostfxr-9.0-0:9.0.20-1.el8_10.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-hostfxr-9.0-0:9.0.20-1.el8_10.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • dotnet-hostfxr-9.0-0:9.0.20-1.el8_10.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
  • +79 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

🔗 References (5)