Kaitao Xie

**Name of the Vulnerable Software and Affected Versions** macOS versions prior to 14.8.3 macOS Sequoia versions prior to 15.7.3 macOS Tahoe version 26.2 iOS versions prior to 18.7.3 iPadOS versions prior to 18.7.3 visionOS version 26.2 tvOS version 26.2 watchOS version 26.2 **Description** An integer overflow issue was identified and addressed by implementing 64-bit timestamps. This could allow an application to gain root privileges. The issue affects multiple Apple operating systems. The vulnerability was discovered by Kaitao Xie and Xiaolong Bai of Alibaba Group. **Recommendations** Update macOS to version 14.8.3 or later. Update macOS Sequoia to version 15.7.3 or later. Update visionOS to version 26.2. Update tvOS to version 26.2. Update watchOS to version 26.2. Update iOS to version 18.7.3 or later. Update iPadOS to version 18.7.3 or later.

**Name of the Vulnerable Software and Affected Versions** macOS versions prior to 12.6.8 macOS Big Sur versions prior to 11.7.9 macOS Ventura versions prior to 13.5 iOS versions prior to 15.7.8 iOS versions prior to 16.6 iPadOS versions prior to 15.7.8 iPadOS versions prior to 16.6 tvOS versions prior to 16.6 watchOS versions prior to 9.6 **Description** A use-after-free issue was addressed with improved memory management, which may allow an app to execute arbitrary code with kernel privileges. The issue is related to memory management and can be exploited to gain kernel privileges. **Recommendations** For macOS versions prior to 12.6.8, update to macOS Monterey 12.6.8 or later. For macOS Big Sur versions prior to 11.7.9, update to macOS Big Sur 11.7.9 or later. For macOS Ventura versions prior to 13.5, update to macOS Ventura 13.5 or later. For iOS versions prior to 15.7.8, update to iOS 15.7.8 or later. For iOS versions prior to 16.6, update to iOS 16.6 or later. For iPadOS versions prior to 15.7.8, update to iPadOS 15.7.8 or later. For iPadOS versions prior to 16.6, update to iPadOS 16.6 or later. For tvOS versions prior to 16.6, update to tvOS 16.6 or later. For watchOS versions prior to 9.6, update to watchOS 9.6 or later.