This update for MozillaFirefox fixes the following issues:
- Mozilla Firefox 68.6.1esr
MFSA 2020-11 (bsc#1168630)
- CVE-2020-6819 (bmo#1620818)
Use-after-free while running the nsDocShell destructor
- CVE-2020-6820 (bmo#1626728)
Use-after-free when handling a ReadableStream