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**Name of the Vulnerable Software and Affected Versions** watchOS versions prior to 7.4.1 iOS versions prior to 14.5.1 iPadOS versions prior to 14.5.1 tvOS versions prior to 14.6 iOS versions prior to 12.5.3 macOS Big Sur versions prior to 11.3.1 **Description** A memory corruption issue was addressed with improved state management. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. **Recommendations** For watchOS versions prior to 7.4.1, update to watchOS 7.4.1 or later. For iOS versions prior to 14.5.1, update to iOS 14.5.1 or later. For iPadOS versions prior to 14.5.1, update to iPadOS 14.5.1 or later. For tvOS versions prior to 14.6, update to tvOS 14.6 or later. For iOS versions prior to 12.5.3, update to iOS 12.5.3 or later. For macOS Big Sur versions prior to 11.3.1, update to macOS Big Sur 11.3.1 or later.

Name of the Vulnerable Software and Affected Versions: Safari versions prior to 14.1 iOS versions prior to 12.5.3 iOS versions prior to 14.5 iPadOS versions prior to 14.5 watchOS versions prior to 7.4 tvOS versions prior to 14.5 macOS Big Sur versions prior to 11.3 Description: The issue is related to a use after free problem in the WebKit module, which can be exploited by a remote attacker using a specially crafted web page, potentially leading to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. Recommendations: For Safari version prior to 14.1, update to Safari 14.1 or later. For iOS version prior to 12.5.3, update to iOS 12.5.3 or later. For iOS version prior to 14.5, update to iOS 14.5 or later. For iPadOS version prior to 14.5, update to iPadOS 14.5 or later. For watchOS version prior to 7.4, update to watchOS 7.4 or later. For tvOS version prior to 14.5, update to tvOS 14.5 or later. For macOS Big Sur version prior to 11.3, update to macOS Big Sur 11.3 or later.

**Name of the Vulnerable Software and Affected Versions** Apple iOS versions prior to 12.5.3 **Description** A buffer overflow issue was addressed with improved memory handling. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. **Recommendations** For versions prior to 12.5.3, update to iOS 12.5.3 to resolve the issue. As a temporary workaround, consider avoiding the processing of maliciously crafted web content until the update is applied.