Provide references for CVE-2021-29986.
Where can I find more information about CVE-2021-29986?
References are available at: https://www.mozilla.org/security/advisories/mfsa2021-33/, https://www.mozilla.org/security/advisories/mfsa2021-35/, https://www.mozilla.org/security/advisories/mfsa2021-34/, https://www.mozilla.org/security/advisories/mfsa2021-36/, https://bugzilla.mozilla.org/show_bug.cgi?id=1696138, https://security.gentoo.org/glsa/202202-03, https://security.gentoo.org/glsa/202208-14.