This update for MozillaThunderbird fixes the following issues:
- Mozilla Thunderbird 78.10.2 - CVE-2021-29957: Fixed partial protection of inline OpenPGP message not indicated (bsc#1186198). - CVE-2021-29956: Fixed Thunderbird stored OpenPGP secret keys without master password protection (bsc#1186199). - CVE-2021-29951: Fixed Thunderbird Maintenance Service could have been started or stopped by domain users (bsc#1185633). - CVE-2021-29950: Fixed logic issue potentially leaves key material unlocked (bsc#1185086).