Provide references for CVE-2021-27799.
Where can I find more information about CVE-2021-27799?
References are available at: https://sourceforge.net/p/zint/tickets/218/, http://zint.org.uk/Manual.aspx?type=p&page=3, http://zint.org.uk/Manual.aspx?type=p&page=4, http://zint.org.uk/Manual.aspx?type=p&page=5, https://sourceforge.net/p/zint/code/ci/7f8c8114f31c09a986597e0ba63a49f96150368a/.