CVE-2024-11698 Information

Description

A flaw in handling fullscreen transitions may have inadvertently caused the application to become stuck in fullscreen mode when a modal dialog was opened during the transition. This issue left users unable to exit fullscreen mode using standard actions like pressing \Esc\ or accessing right-click menus resulting in a disrupted browsing experience until the browser is restarted.
This bug only affects the application when running on macOS. Other operating systems are unaffected. This vulnerability affects Firefox < 133 Firefox ESR < 128.5 Thunderbird < 133 and Thunderbird < 128.5.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1916152 https://www.mozilla.org/security/advisories/mfsa2024-63/ https://www.mozilla.org/security/advisories/mfsa2024-64/ https://www.mozilla.org/security/advisories/mfsa2024-67/ https://www.mozilla.org/security/advisories/mfsa2024-68/