Provide references for CVE-2018-18499.
Where can I find more information about CVE-2018-18499?
References are available at: https://www.mozilla.org/security/advisories/mfsa2018-20/, https://bugzilla.mozilla.org/show_bug.cgi?id=1468523, https://www.mozilla.org/security/advisories/mfsa2018-21/, https://www.mozilla.org/security/advisories/mfsa2018-25/.