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High 1 exploited CVE RLSA-2023:4645 2 CVEs

Important: .NET 6.0 security, bug fix, and enhancement update

Published Oct 6, 2023 · Updated Feb 4, 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 6.0.121 and .NET Runtime 6.0.21.

Security Fix(es):

* dotnet: RCE under dotnet commands (CVE-2023-35390)

* dotnet: Kestrel vulnerability to slow read attacks leading to Denial of Service attack (CVE-2023-38180)

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 1

ReleasePackageFixed in
Rocky Linux · 8 dotnet6.0 0:6.0.121-1.el8_8

Vulnerabilities 2

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2228621
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2228622