Red Hat Security Advisory 2021-3841-01
https://packetstormsecurity.com/files/164507/RHSA-2021-3841-01.txt
https://packetstormsecurity.com/files/164507/RHSA-2021-3841-01.txthttps://packetstormsecurity.com/files/164507/Red-Hat-Security-Advisory-2021-3841-01.htmlWed, 13 Oct 2021 15:23:34 GMTRed Hat Security Advisory 2021-3841-01 - Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.2.0. Issues addressed include double free and use-after-free vulnerabilities.