Skip to content
OpenAdvisories
High ALSA-2022:2200 3 CVEs

Important: .NET 5.0 security, bug fix, and enhancement update

Published May 11, 2022 · Updated Oct 29, 2026

Summary

.NET Core 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 Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 5.0.214 and .NET Core Runtime 5.0.17.

Security Fix(es):

* dotnet: excess memory allocation via HttpClient causes DoS (CVE-2022-23267)

* dotnet: malicious content causes high CPU and memory usage (CVE-2022-29117)

* dotnet: parsing HTML causes Denial of Service (CVE-2022-29145)

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 · 8 aspnetcore-runtime-5.0 5.0.17-1.el8_6
AlmaLinux · 8 aspnetcore-targeting-pack-5.0 5.0.17-1.el8_6
AlmaLinux · 8 dotnet-apphost-pack-5.0 5.0.17-1.el8_6
AlmaLinux · 8 dotnet-hostfxr-5.0 5.0.17-1.el8_6
AlmaLinux · 8 dotnet-runtime-5.0 5.0.17-1.el8_6
AlmaLinux · 8 dotnet-sdk-5.0 5.0.214-1.el8_6
AlmaLinux · 8 dotnet-sdk-5.0-source-built-artifacts 5.0.214-1.el8_6
AlmaLinux · 8 dotnet-targeting-pack-5.0 5.0.17-1.el8_6
AlmaLinux · 8 dotnet-templates-5.0 5.0.214-1.el8_6

Vulnerabilities 3

References

  • report
    https://vulners.com/cve/CVE-2022-23267
  • report
    https://vulners.com/cve/CVE-2022-29117
  • report
    https://vulners.com/cve/CVE-2022-29145