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Apple Releases macOS 10.13.6 and iOS 11.4.1 Security Updates

July 10, 2018 / Sean Michael Kerner

Apple improves iOS security with USB Restricted Mode and hardens macOS against a new class of meltdown and spectre CPU vulnerabilities. Apple released a series of updates for its desktop and mobile operating systems on July 9, providing users with multiple updates for security issues. Among the updated operating systems are iOS 11.4.1, watchOS 4.3.2, tvOS 11.4.1 and macOS High Sierra 10.13.6 The iOS 11.4.1 adds a a feature called USB Restricted Mode, which aims to make it more difficult to get un-authorized access to an iPhone. With USB Restricted Mode, a user can block USB devices from connecting to an iPhone, when the device has been locked for more than an hour. USB devices have been used in the past to help both attackers and law enforcement to gain access to locked iPhones. With macOS 10.13.6, Apple is providing a patch for a Meltdown and Spectre CPU variant known as Lazy FP restore, identified as CVE-2018-3665, which was first publicly disclosed on June 18. "Systems using In...