Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. Compiling code without proper input validation could lead to arbitrary code execution with user privilege.

Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. Compiling code without proper input validation could lead to arbitrary code execution with user privilege.

Multiple issues in ld64 in the Xcode toolchains were addressed by updating to version ld64-507.4. This issue is fixed in Xcode 11.0. Compiling code without proper input validation could lead to arbitrary code execution with user privilege.

webkitgtk: Incorrect state management leading to universal cross-site scripting

A logic issue was addressed with improved state management. This issue is fixed in tvOS 13, iTunes for Windows 12.10.1, iCloud for Windows 10.7, iCloud for Windows 7.14. Processing maliciously crafted web content may lead to universal cross site scripting.

A memory corruption issue was addressed with improved memory handling. This issue is fixed in watchOS 6, iOS 13, tvOS 13. An application may be able to execute arbitrary code with kernel privileges.

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15, tvOS 13. An application may be able to execute arbitrary code with kernel privileges.

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006. An application may be able to execute arbitrary code with system privileges.

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15, iOS 13. An application may be able to execute arbitrary code with system privileges.

A memory corruption issue was addressed with improved memory handling. This issue is fixed in watchOS 6, iOS 13, tvOS 13. An application may be able to execute arbitrary code with system privileges.

A logic issue existed with the display of notification previews. This issue was addressed with improved validation. This issue is fixed in iOS 13. Notification previews may show on Bluetooth accessories even when previews are disabled.

webkitgtk: Multiple memory corruption issues leading to arbitrary code execution

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iCloud for Windows 11.0. Processing maliciously crafted web content may lead to arbitrary code execution.

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Catalina 10.15, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6, iOS 13. An application may be able to execute arbitrary code with kernel privileges.

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15, iOS 13. A local user may be able to check for the existence of arbitrary files.

webkitgtk: Multiple memory corruption issues leading to arbitrary code execution

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13, iTunes for Windows 12.10.1, iCloud for Windows 10.7, iCloud for Windows 7.14. Processing maliciously crafted web content may lead to arbitrary code execution.

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Catalina 10.15, iOS 13.1 and iPadOS 13.1, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6. Processing a maliciously crafted audio file may lead to arbitrary code execution.

A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Catalina 10.15, tvOS 13. Processing a maliciously crafted movie may result in the disclosure of process memory.

An authentication issue was addressed with improved state management. This issue is fixed in tvOS 13. A local user may be able to leak sensitive user information.

This issue was addressed with improved entitlements. This issue is fixed in watchOS 6, tvOS 13, macOS Catalina 10.15, iOS 13. An application may be able to gain elevated privileges.

This issue was addressed with a new entitlement. This issue is fixed in macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra, iOS 12.4, tvOS 12.4. A local user may be able to read a persistent account identifier.

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15. An application may be able to execute arbitrary code with system privileges.