Provide references for CVE-2021-3660.
Where can I find more information about CVE-2021-3660?
References are available at: https://bugzilla.redhat.com/show_bug.cgi?id=1980688, https://github.com/cockpit-project/cockpit/issues/16122, https://github.com/cockpit-project/cockpit/commit/8d9bc10d8128aae03dfde62fd00075fe492ead10.