This update for MozillaThunderbird to version 68.10.0 ESR fixes the following issues:

- CVE-2020-12417: Memory corruption due to missing sign-extension for ValueTags on ARM64 (bsc#1173576).
- CVE-2020-12418: Information disclosure due to manipulated URL object (bsc#1173576).
- CVE-2020-12419: Use-after-free in nsGlobalWindowInner (bsc#1173576).
- CVE-2020-12420: Use-After-Free when trying to connect to a STUN server (bsc#1173576).
- CVE-2020-12421: Add-On updates did not respect the same certificate trust rules as software updates (bsc#1173576).

This update was imported from the SUSE:SLE-15:Update update project.