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OpenAdvisories
High ALSA-2024:0807 2 CVEs

Important: dotnet6.0 security update

Published Feb 13, 2024 · Updated Oct 29, 2026

Summary

.NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.

New versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 6.0.127 and .NET Runtime 6.0.27.

Security Fix(es):

* dotnet: Denial of Service in SignalR server (CVE-2024-21386)
* dotnet: Denial of Service in X509Certificate2 (CVE-2024-21404)

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.

Fixed packages 9

ReleasePackageFixed in
AlmaLinux · 9 aspnetcore-runtime-6.0 6.0.27-1.el9_3
AlmaLinux · 9 aspnetcore-targeting-pack-6.0 6.0.27-1.el9_3
AlmaLinux · 9 dotnet-apphost-pack-6.0 6.0.27-1.el9_3
AlmaLinux · 9 dotnet-hostfxr-6.0 6.0.27-1.el9_3
AlmaLinux · 9 dotnet-runtime-6.0 6.0.27-1.el9_3
AlmaLinux · 9 dotnet-sdk-6.0 6.0.127-1.el9_3
AlmaLinux · 9 dotnet-sdk-6.0-source-built-artifacts 6.0.127-1.el9_3
AlmaLinux · 9 dotnet-targeting-pack-6.0 6.0.27-1.el9_3
AlmaLinux · 9 dotnet-templates-6.0 6.0.127-1.el9_3

Vulnerabilities 2

References

  • report
    https://access.redhat.com/security/cve/CVE-2024-21386
  • report
    https://access.redhat.com/security/cve/CVE-2024-21404
  • report
    https://bugzilla.redhat.com/2263085
  • report
    https://bugzilla.redhat.com/2263086
  • advisory
    https://errata.almalinux.org/9/ALSA-2024-0807.html