Changelog for glib2-devel-2.56.4-9.el8.x86_64.rpm :

* Tue Nov 10 2020 Michael Catanzaro - 2.56.4-9- Update GHmac patch to implement g_hmac_copy() Resolves: #1786538- Update keyfile settings backend Resolves: #1728896- Fix CVE-2019-13012 Resolves: #1728632
* Mon Dec 02 2019 Colin Walters - 2.56.4-8- Backport patches for GDBus auth Resolves: #1777213