An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Messages" component. It allows remote attackers to cause a denial of service via a crafted message.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. The issue involves the "Magnifier" component. It allows physically proximate attackers to bypass the lock-screen protection mechanism and see the most recent Magnifier image.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. watchOS before 4.3.1 is affected. The issue involves the "Security" component. It allows local users to bypass intended restrictions on the reading of sensitive user information.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. watchOS before 4.3.1 is affected. The issue involves the "Security" component. It allows local users to bypass intended restrictions on Keychain state modifications.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Security" component. It allows local users to bypass intended restrictions on the reading of a persistent device identifier.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "Security" component. It allows local users to bypass intended restrictions on the reading of a persistent account identifier.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. The issue involves the "Security" component. It allows web sites to track users by leveraging the transmission of S/MIME client certificates.

In macOS High Sierra before 10.13.5, a privacy issue in the handling of Open Directory records was addressed with improved indexing.

In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before 4.3, iTunes before 12.7.4 for Windows, unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.

In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before 4.3, iTunes before 12.7.4 for Windows, unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.

In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before 4.3, iTunes before 12.7.4 for Windows, unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.

In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before 4.3, iTunes before 12.7.4 for Windows, unexpected interaction causes an ASSERT failure. This issue was addressed with improved checks.

An issue was discovered in certain Apple products. Safari before 11.1.1 is affected. The issue involves the "Safari" component. It allows remote attackers to spoof the address bar via a crafted web site.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. The issue involves the "iBooks" component. It allows man-in-the-middle attackers to spoof a password prompt.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. macOS before 10.13.5 is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "UIKit" component. It allows remote attackers to cause a denial of service via a crafted text file.

An issue was discovered in certain Apple products. macOS before 10.13.5 is affected. The issue involves the "Accessibility Framework" component. It allows attackers to execute arbitrary code in a privileged context or obtain sensitive information via a crafted app.

An inconsistent user interface issue was addressed with improved state management. This issue affected versions prior to Safari 12.

An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. The issue involves the "WebKit" component. It allows remote attackers to spoof the address bar via a crafted web site.

An issue was discovered in certain Apple products. iOS before 11.3.1 is affected. macOS before 10.13.4 Security Update 2018-001 is affected. The issue involves the "LinkPresentation" component. It allows remote attackers to spoof the UI via a crafted URL in a text message.

In Safari before 11.1, an information leakage issue existed in the handling of downloads in Safari Private Browsing. This issue was addressed with additional validation.