When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9. Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12405 Reference (s):
- https://bugzilla.mozilla.org/show_bug.cgi?id=1631618
- URL: https://bugzilla.mozilla.org/show_bug.cgi?id=1631618
- https://www.mozilla.org/security/advisories/mfsa2020-20/
- URL: https://www.mozilla.org/security/advisories/mfsa2020-20/
- https://www.mozilla.org/security/advisories/mfsa2020-21/