More information about this security flaw is available in the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=2315729 Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
https://github.com/dotnet/announcements/issues/328 says that CVE-2024-43484 was fixed in .NET 8 with the 8.0.110/8.0.10 release that went out in October 2024. We released that version of .NET 8 for Fedora 40 with https://bodhi.fedoraproject.org/updates/FEDORA-2024-204d982a2e