Cim Stordal

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.3 iPadOS versions prior to 13.3 watchOS versions prior to 6.1.1 macOS Catalina versions prior to 10.15.2 macOS Mojave versions prior to Security Update 2019-002 macOS High Sierra versions prior to Security Update 2019-007 tvOS versions prior to 13.3 **Description** A memory corruption issue was addressed with improved memory handling. This issue may allow an application to execute arbitrary code with kernel privileges. **Recommendations** For iOS versions prior to 13.3, update to iOS 13.3 or later. For iPadOS versions prior to 13.3, update to iPadOS 13.3 or later. For watchOS versions prior to 6.1.1, update to watchOS 6.1.1 or later. For macOS Catalina versions prior to 10.15.2, update to macOS Catalina 10.15.2 or later. For macOS Mojave versions prior to Security Update 2019-002, apply Security Update 2019-002 or later. For macOS High Sierra versions prior to Security Update 2019-007, apply Security Update 2019-007 or later. For tvOS versions prior to 13.3, update to tvOS 13.3 or later.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.3 iPadOS versions prior to 13.3 watchOS versions prior to 6.1.1 macOS Catalina versions prior to 10.15.2 macOS Mojave versions prior to Security Update 2019-002 macOS High Sierra versions prior to Security Update 2019-007 tvOS versions prior to 13.3 **Description** A memory corruption issue was addressed with improved memory handling. This issue allows an application to potentially execute arbitrary code with kernel privileges. **Recommendations** For iOS versions prior to 13.3, update to iOS 13.3 or later. For iPadOS versions prior to 13.3, update to iPadOS 13.3 or later. For watchOS versions prior to 6.1.1, update to watchOS 6.1.1 or later. For macOS Catalina versions prior to 10.15.2, update to macOS Catalina 10.15.2 or later. For macOS Mojave versions prior to Security Update 2019-002, apply Security Update 2019-002 or later. For macOS High Sierra versions prior to Security Update 2019-007, apply Security Update 2019-007 or later. For tvOS versions prior to 13.3, update to tvOS 13.3 or later.

**Name of the Vulnerable Software and Affected Versions** WebKitGTK versions prior to 2.28.1 WPE WebKit versions prior to 2.28.1 **Description** The issue is related to a use-after-free problem in the WebKitGTK and WPE WebKit modules for displaying web pages. This can be exploited by a remote attacker using specially crafted web content, potentially allowing them to execute arbitrary code or cause a denial of service, which may result in memory corruption and application crash. **Recommendations** For WebKitGTK versions prior to 2.28.1, update to version 2.28.1 or later to resolve the issue. For WPE WebKit versions prior to 2.28.1, update to version 2.28.1 or later to resolve the issue.

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 13.3.1 iPadOS versions prior to 13.3.1 macOS Catalina versions prior to 10.15.3 tvOS versions prior to 13.3.1 watchOS versions prior to 6.1.2 **Description** A memory initialization issue was addressed with improved memory handling. This issue allows an application to potentially read restricted memory. **Recommendations** For iOS versions prior to 13.3.1, update to iOS 13.3.1 or later. For iPadOS versions prior to 13.3.1, update to iPadOS 13.3.1 or later. For macOS Catalina versions prior to 10.15.3, update to macOS Catalina 10.15.3 or later. For tvOS versions prior to 13.3.1, update to tvOS 13.3.1 or later. For watchOS versions prior to 6.1.2, update to watchOS 6.1.2 or later.