- Mozilla Firefox 83.0
* major update for SpiderMonkey improving performance significantly
* optional HTTPS-Only mode
* more improvements
https://www.mozilla.org/en-US/firefox/83.0/releasenotes/
MFSA 2020-50 (bsc#1178824))
* CVE-2020-26951 (bmo#1667113)
Parsing mismatches could confuse and bypass security
sanitizer for chrome privileged code
* CVE-2020-26952 (bmo#1667685)
Out of memory handling of JITed, inlined functions could lead
to a memory corruption
* CVE-2020-16012 (bmo#1642028)
Variable time processing of cross-origin images during
drawImage calls
* CVE-2020-26953 (bmo#1656741)
Fullscreen could be enabled without displaying the security UI
* CVE-2020-26954 (bmo#1657026)
Local spoofing of web manifests for arbitrary pages in
Firefox for Android
* CVE-2020-26955 (bmo#1663261)
Cookies set during file downloads are shared between normal
and Private Browsing Mode in Firefox for Android
* CVE-2020-26956 (bmo#1666300)
XSS through paste (manual and clipboard API)
* CVE-2020-26957 (bmo#1667179)
OneCRL was not working in Firefox for Android
* CVE-2020-26958 (bmo#1669355)
Requests intercepted through ServiceWorkers lacked MIME type
restrictions