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.
This issue is in the "glib" C library (packaged as "glib2"), not in the "glib" Rust crate used in this package. glib2 is only dynamically linked here. So the issue needs to be fixed in glib2, and there is nothing to be done here.