Memory safety bugs present in Firefox 125. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 126.

...

Linux Distros Unpatched Vulnerability : CVE-2024-4776

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A file dialog shown while in full-screen mode could have resulted in the window remaining disabled. This vulnerability affects Firefox 126. CVE-2024-4776 Note...