Zach Markley

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 11.3 Safari versions prior to 11.1 iCloud versions prior to 7.4 on Windows iTunes versions prior to 12.7.4 on Windows tvOS versions prior to 11.3 **Description** The issue involves the WebKit component and allows remote attackers to execute arbitrary code or cause a denial of service, resulting in memory corruption and application crash, via a crafted web site. **Recommendations** For iOS versions prior to 11.3, update to version 11.3 or later. For Safari versions prior to 11.1, update to version 11.1 or later. For iCloud versions prior to 7.4 on Windows, update to version 7.4 or later. For iTunes versions prior to 12.7.4 on Windows, update to version 12.7.4 or later. For tvOS versions prior to 11.3, update to version 11.3 or later.