Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 60.7.2. Security Fix: * Mozilla: Type confusion in Array.pop * thunderbird: Stack buffer overflow in icalrecur_add_bydayrules in icalrecur.c * Mozilla: Sandbox escape using Prompt:Open * thunderbird: Heap buffer over read in icalparser.c parser_get_next_char * thunderbird: Heap buffer ove ...