Xinru Chi

**Name of the Vulnerable Software and Affected Versions** macOS versions 12.7.4 through 14.4 visionOS version 1.1 iOS versions 16.7.6, 17.4 iPadOS versions 16.7.6, 17.4 watchOS version 10.4 tvOS version 17.4 **Description** A memory corruption issue was addressed through improved locking mechanisms. The issue may allow a malicious application to cause unexpected system termination or to write to kernel memory, potentially leading to kernel privilege escalation. **Recommendations** Update macOS to version 14.4. Update visionOS to version 1.1. Update iOS to version 17.4. Update iPadOS to version 17.4. Update watchOS to version 10.4. Update tvOS to version 17.4.

**Name of the Vulnerable Software and Affected Versions** macOS Sonoma versions prior to 14.4 visionOS versions prior to 1.1 iOS versions prior to 17.4 iPadOS versions prior to 17.4 watchOS versions prior to 10.4 iOS versions prior to 16.7.6 iPadOS versions prior to 16.7.6 tvOS versions prior to 17.4 **Description** A race condition was addressed with additional validation. This issue may allow an app to access user-sensitive data. The vulnerability is related to errors in synchronization when using a shared resource, which can allow an attacker to disclose protected information. **Recommendations** For macOS Sonoma versions prior to 14.4, update to macOS Sonoma 14.4. For visionOS versions prior to 1.1, update to visionOS 1.1. For iOS versions prior to 17.4, update to iOS 17.4. For iPadOS versions prior to 17.4, update to iPadOS 17.4. For watchOS versions prior to 10.4, update to watchOS 10.4. For iOS versions prior to 16.7.6, update to iOS 16.7.6. For iPadOS versions prior to 16.7.6, update to iPadOS 16.7.6. For tvOS versions prior to 17.4, update to tvOS 17.4.

**Name of the Vulnerable Software and Affected Versions** iPadOS versions prior to 16.7.6 iOS versions prior to 16.7.6 macOS Monterey versions prior to 12.7.4 macOS Sonoma versions prior to 14.4 macOS Ventura versions prior to 13.6.5 tvOS versions prior to 17.4 visionOS versions prior to 1.1 watchOS versions prior to 10.4 **Description** The issue is a memory corruption flaw present in the kernel, addressed through improved validation. Reports indicate potential exploitation of this issue in real-world scenarios. An attacker with arbitrary kernel read and write capabilities could bypass kernel memory protections. The vulnerability allows for potential bypass of kernel memory protections. **Recommendations** Update iPadOS to version 16.7.6 or later. Update iOS to version 16.7.6 or later. Update macOS Monterey to version 12.7.4 or later. Update macOS Sonoma to version 14.4 or later. Update macOS Ventura to version 13.6.5 or later. Update tvOS to version 17.4 or later. Update visionOS to version 1.1 or later. Update watchOS to version 10.4 or later.

**Name of the Vulnerable Software and Affected Versions** macOS Ventura versions prior to 13.3 macOS Monterey versions prior to 12.6.4 iOS versions prior to 16.3.1 iPadOS versions prior to 16.3.1 macOS Big Sur versions prior to 11.7.5 **Description** A use after free issue was addressed with improved memory management. This issue may allow an app to execute arbitrary code with kernel privileges. **Recommendations** For macOS Ventura versions prior to 13.3, update to macOS Ventura 13.3. For macOS Monterey versions prior to 12.6.4, update to macOS Monterey 12.6.4. For iOS versions prior to 16.3.1, update to iOS 16.3.1. For iPadOS versions prior to 16.3.1, update to iPadOS 16.3.1. For macOS Big Sur versions prior to 11.7.5, update to macOS Big Sur 11.7.5.

**Name of the Vulnerable Software and Affected Versions** Apple tvOS versions prior to 16.1 Apple iOS versions prior to 15.7.1 and prior to 16.1 Apple iPadOS versions prior to 15.7.1 and prior to 16 Apple macOS versions prior to Ventura 13 and prior to Monterey 12.6.1 Apple watchOS versions prior to 9.1 **Description** A race condition issue was addressed with improved locking, which may allow an app to execute arbitrary code with kernel privileges. **Recommendations** For tvOS versions prior to 16.1, update to tvOS 16.1. For iOS versions prior to 15.7.1, update to iOS 15.7.1. For iOS versions prior to 16.1, update to iOS 16.1. For iPadOS versions prior to 15.7.1, update to iPadOS 15.7.1. For iPadOS versions prior to 16, update to iPadOS 16. For macOS versions prior to Ventura 13, update to macOS Ventura 13. For macOS versions prior to Monterey 12.6.1, update to macOS Monterey 12.6.1. For watchOS versions prior to 9.1, update to watchOS 9.1.

**Name of the Vulnerable Software and Affected Versions** watchOS versions prior to 8.7 tvOS versions prior to 15.6 iOS versions prior to 15.6 iPadOS versions prior to 15.6 macOS Monterey versions prior to 12.5 **Description** An out-of-bounds read issue was addressed with improved bounds checking, which may allow an app to disclose kernel memory. **Recommendations** For watchOS versions prior to 8.7, update to watchOS 8.7. For tvOS versions prior to 15.6, update to tvOS 15.6. For iOS versions prior to 15.6, update to iOS 15.6. For iPadOS versions prior to 15.6, update to iPadOS 15.6. For macOS Monterey versions prior to 12.5, update to macOS Monterey 12.5.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 15.6 iPadOS versions prior to 15.6 macOS Big Sur versions prior to 11.6.8 watchOS versions prior to 8.7 tvOS versions prior to 15.6 macOS Monterey versions prior to 12.5 macOS Catalina versions prior to Security Update 2022-005 **Description** The issue was addressed with improved memory handling. An app with root privileges may be able to execute arbitrary code with kernel privileges. **Recommendations** For iOS versions prior to 15.6, update to iOS 15.6 or later. For iPadOS versions prior to 15.6, update to iPadOS 15.6 or later. For macOS Big Sur versions prior to 11.6.8, update to macOS Big Sur 11.6.8 or later. For watchOS versions prior to 8.7, update to watchOS 8.7 or later. For tvOS versions prior to 15.6, update to tvOS 15.6 or later. For macOS Monterey versions prior to 12.5, update to macOS Monterey 12.5 or later. For macOS Catalina versions prior to Security Update 2022-005, apply Security Update 2022-005 or later.

**Name of the Vulnerable Software and Affected Versions** macOS versions prior to 12.5 macOS Big Sur versions prior to 11.6.8 macOS Catalina versions prior to Security Update 2022-005 iOS versions prior to 15.6 iPadOS versions prior to 15.6 tvOS versions prior to 15.6 watchOS versions prior to 8.7 **Description** The issue was addressed with improved memory handling. An app with root privileges may be able to execute arbitrary code with kernel privileges. **Recommendations** For macOS versions prior to 12.5, update to macOS Monterey 12.5. For macOS Big Sur versions prior to 11.6.8, update to macOS Big Sur 11.6.8. For macOS Catalina versions prior to Security Update 2022-005, apply Security Update 2022-005 Catalina. For iOS versions prior to 15.6, update to iOS 15.6. For iPadOS versions prior to 15.6, update to iPadOS 15.6. For tvOS versions prior to 15.6, update to tvOS 15.6. For watchOS versions prior to 8.7, update to watchOS 8.7.

**Name of the Vulnerable Software and Affected Versions** macOS versions prior to 11.6.2 tvOS versions prior to 15.2 macOS Monterey versions prior to 12.1 macOS Catalina versions prior to Security Update 2021-008 iOS versions prior to 15.2 iPadOS versions prior to 15.2 watchOS versions prior to 8.3 **Description** A use after free issue was addressed with improved memory management, which may allow an application to execute arbitrary code with kernel privileges. **Recommendations** For macOS versions prior to 11.6.2, update to macOS Big Sur 11.6.2 or later. For tvOS versions prior to 15.2, update to tvOS 15.2 or later. For macOS Monterey versions prior to 12.1, update to macOS Monterey 12.1 or later. For macOS Catalina versions prior to Security Update 2021-008, apply Security Update 2021-008 or later. For iOS versions prior to 15.2, update to iOS 15.2 or later. For iPadOS versions prior to 15.2, update to iPadOS 15.2 or later. For watchOS versions prior to 8.3, update to watchOS 8.3 or later.

**Name of the Vulnerable Software and Affected Versions** macOS versions prior to 11.6.2 tvOS versions prior to 15.2 macOS Monterey versions prior to 12.1 macOS Catalina versions prior to Security Update 2021-008 iOS versions prior to 15.2 iPadOS versions prior to 15.2 watchOS versions prior to 8.3 **Description** A use after free issue was addressed with improved memory management. This issue may allow an application to execute arbitrary code with kernel privileges. **Recommendations** For macOS versions prior to 11.6.2, update to macOS Big Sur 11.6.2 or later. For tvOS versions prior to 15.2, update to tvOS 15.2 or later. For macOS Monterey versions prior to 12.1, update to macOS Monterey 12.1 or later. For macOS Catalina versions prior to Security Update 2021-008, apply Security Update 2021-008 or later. For iOS versions prior to 15.2, update to iOS 15.2 or later. For iPadOS versions prior to 15.2, update to iPadOS 15.2 or later. For watchOS versions prior to 8.3, update to watchOS 8.3 or later.

**Name of the Vulnerable Software and Affected Versions** macOS versions prior to 12.1 macOS Big Sur versions prior to 11.6.2 Security Update versions prior to 2021-008 Catalina **Description** A local user may be able to cause unexpected system termination or read kernel memory due to an issue that has been addressed with improved checks. **Recommendations** For macOS versions prior to 12.1, update to macOS Monterey 12.1 or later. For macOS Big Sur versions prior to 11.6.2, update to macOS Big Sur 11.6.2 or later. For Security Update versions prior to 2021-008 Catalina, apply Security Update 2021-008 Catalina or later.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.6 iPadOS versions prior to 13.6 macOS Catalina versions prior to 10.15.6 tvOS versions prior to 13.4.8 watchOS versions prior to 6.2.8 **Description** The issue is related to an out-of-bounds read that has been addressed with improved bounds checking. A malicious application may be able to determine kernel memory layout. **Recommendations** For iOS versions prior to 13.6, update to iOS 13.6 or later. For iPadOS versions prior to 13.6, update to iPadOS 13.6 or later. For macOS Catalina versions prior to 10.15.6, update to macOS Catalina 10.15.6 or later. For tvOS versions prior to 13.4.8, update to tvOS 13.4.8 or later. For watchOS versions prior to 6.2.8, update to watchOS 6.2.8 or later.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.6 iPadOS versions prior to 13.6 macOS Catalina versions prior to 10.15.6 tvOS versions prior to 13.4.8 watchOS versions prior to 6.2.8 **Description** A memory initialization issue was addressed with improved memory handling, which may allow an application to execute arbitrary code with kernel privileges. **Recommendations** For iOS versions prior to 13.6, update to iOS 13.6 or later. For iPadOS versions prior to 13.6, update to iPadOS 13.6 or later. For macOS Catalina versions prior to 10.15.6, update to macOS Catalina 10.15.6 or later. For tvOS versions prior to 13.4.8, update to tvOS 13.4.8 or later. For watchOS versions prior to 6.2.8, update to watchOS 6.2.8 or later.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.5 iPadOS versions prior to 13.5 macOS Catalina versions prior to 10.15.5 tvOS versions prior to 13.4.5 watchOS versions prior to 6.2.5 **Description** A memory corruption issue was addressed with improved state management. This issue may allow an application to cause unexpected system termination or write kernel memory. **Recommendations** For iOS versions prior to 13.5, update to iOS 13.5 or later. For iPadOS versions prior to 13.5, update to iPadOS 13.5 or later. For macOS Catalina versions prior to 10.15.5, update to macOS Catalina 10.15.5 or later. For tvOS versions prior to 13.4.5, update to tvOS 13.4.5 or later. For watchOS versions prior to 6.2.5, update to watchOS 6.2.5 or later.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.5 iPadOS versions prior to 13.5 macOS Catalina versions prior to 10.15.5 tvOS versions prior to 13.4.5 watchOS versions prior to 6.2.5 **Description** A memory corruption issue was addressed with improved state management. A malicious application may be able to execute arbitrary code with kernel privileges. **Recommendations** For iOS versions prior to 13.5, update to iOS 13.5 or later. For iPadOS versions prior to 13.5, update to iPadOS 13.5 or later. For macOS Catalina versions prior to 10.15.5, update to macOS Catalina 10.15.5 or later. For tvOS versions prior to 13.4.5, update to tvOS 13.4.5 or later. For watchOS versions prior to 6.2.5, update to watchOS 6.2.5 or later.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.5 iPadOS versions prior to 13.5 macOS Catalina versions prior to 10.15.5 tvOS versions prior to 13.4.5 watchOS versions prior to 6.2.5 **Description** A logic issue resulted in memory corruption, potentially allowing a malicious application to execute arbitrary code with kernel privileges. This issue was addressed with improved state management. **Recommendations** For iOS versions prior to 13.5, update to iOS 13.5 or later. For iPadOS versions prior to 13.5, update to iPadOS 13.5 or later. For macOS Catalina versions prior to 10.15.5, update to macOS Catalina 10.15.5 or later. For tvOS versions prior to 13.4.5, update to tvOS 13.4.5 or later. For watchOS versions prior to 6.2.5, update to watchOS 6.2.5 or later.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.5 iPadOS versions prior to 13.5 macOS Catalina versions prior to 10.15.5 tvOS versions prior to 13.4.5 watchOS versions prior to 6.2.5 **Description** A logic issue resulted in memory corruption, potentially allowing a malicious application to execute arbitrary code with kernel privileges. This issue was addressed with improved state management. **Recommendations** For iOS versions prior to 13.5, update to iOS 13.5 or later. For iPadOS versions prior to 13.5, update to iPadOS 13.5 or later. For macOS Catalina versions prior to 10.15.5, update to macOS Catalina 10.15.5 or later. For tvOS versions prior to 13.4.5, update to tvOS 13.4.5 or later. For watchOS versions prior to 6.2.5, update to watchOS 6.2.5 or later.