Provide references for CVE-2019-18281.
Where can I find more information about CVE-2019-18281?
References are available at: https://bugreports.qt.io/browse/QTBUG-77819, https://codereview.qt-project.org/c/qt/qtbase/+/271889, https://bugs.launchpad.net/ubuntu/+source/qtbase-opensource-src/+bug/1848784, https://www.debian.org/security/2019/dsa-4556, https://seclists.org/bugtraq/2019/Nov/4, https://usn.ubuntu.com/4275-1/, https://security.gentoo.org/glsa/202003-60.