firefox-esr:edge is vulnerable to denial of service. A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash.
bugzilla.mozilla.org/show_bug.cgi?id=1722083
secdb.alpinelinux.org/edge/community.yaml
security.gentoo.org/glsa/202202-03
security.gentoo.org/glsa/202208-14
www.mozilla.org/security/advisories/mfsa2021-33/
www.mozilla.org/security/advisories/mfsa2021-34/
www.mozilla.org/security/advisories/mfsa2021-35/
www.mozilla.org/security/advisories/mfsa2021-36/