CVE-2021-23997 log

Source
Severity High
Remote Yes
Type Arbitrary code execution
Description
A security issue has been found in Firefox before version 88. Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache. Mozilla presumes that with enough effort this could have been exploited to run arbitrary code.
Group Package Affected Fixed Severity Status Ticket
AVG-1834 firefox 87.0-2 88.0-1 High Fixed
Date Advisory Group Package Severity Type
29 Apr 2021 ASA-202104-3 AVG-1834 firefox High multiple issues
References
https://www.mozilla.org/en-US/security/advisories/mfsa2021-16/#CVE-2021-23997
https://bugzilla.mozilla.org/show_bug.cgi?id=1701942