CVE-2019-17021
During the initialization of a new content process, a race condition occurs that can allow a content process to disclose heap addresses from the parent process. *Note: this issue only occurs on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72. Date published : 2020-01-08 https://seclists.org/bugtraq/2020/Jan/18