The issue was addressed by restricting options offered on a locked device. This issue is fixed in iOS 13.1 and iPadOS 13.1. A person with physical access to an iOS device may be able to access contacts from the lock screen.

A resource exhaustion issue was addressed with improved input validation. This issue is fixed in iOS 13.1 and iPadOS 13.1, macOS Catalina 10.15. Parsing a maliciously crafted iBooks file may lead to a persistent denial-of-service.

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in Safari 13.0.1, iOS 13.1 and iPadOS 13.1, iCloud for Windows 10.7, iCloud for Windows 7.14, tvOS 13, watchOS 6, iTunes 12.10.1 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.

An issue existed in the handling of links in encrypted PDFs. This issue was addressed by adding a confirmation prompt. This issue is fixed in macOS Catalina 10.15. An attacker may be able to exfiltrate the contents of an encrypted PDF.

webkitgtk: Violation of iframe sandboxing policy

This issue was addressed with improved iframe sandbox enforcement. This issue is fixed in Safari 13.0.1, iOS 13. Maliciously crafted web content may violate iframe sandboxing policy.

The issue was addressed with improved permissions logic. This issue is fixed in macOS Catalina 10.15. A malicious application may be able to access recent documents.

webkitgtk: Websites could reveal browsing history

An issue existed in the drawing of web page elements. The issue was addressed with improved logic. This issue is fixed in iOS 13.1 and iPadOS 13.1, macOS Catalina 10.15. Visiting a maliciously crafted website may reveal browsing history.

webkitgtk: Browsing history could not be deleted

"Clear History and Website Data" did not clear the history. The issue was addressed with improved data deletion. This issue is fixed in macOS Catalina 10.15. A user may be unable to delete browsing history items.

A memory consumption 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. Processing a maliciously crafted string may lead to heap corruption.

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 watchOS 6.1, iCloud for Windows 11.0. Processing maliciously crafted web content may lead to arbitrary code execution.

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 watchOS 6.1. Processing maliciously crafted web content may lead to arbitrary code execution.

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

A logic issue was addressed with improved state management. This issue is fixed in watchOS 6.1. Processing maliciously crafted web content may lead to universal cross site scripting.

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 iOS 13.1 and iPadOS 13.1, tvOS 13, Safari 13.0.1, 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 validation issue was addressed with improved logic. This issue is fixed in Safari 13.0.1, iOS 13.1 and iPadOS 13.1, iCloud for Windows 10.7, tvOS 13, iCloud for Windows 7.14, iTunes 12.10.1 for Windows. Processing maliciously crafted web content may lead to universal cross site scripting.

This issue was addressed with improved checks. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15. Parsing a maliciously crafted text file may lead to disclosure of user information.

This issue was addressed by improving Face ID machine learning models. This issue is fixed in iOS 13. A 3D model constructed to look like the enrolled user may authenticate via Face ID.

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15. A local user may be able to cause unexpected system termination or read kernel memory.

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.

A race condition existed when reading and writing user preferences. This was addressed with improved state handling. This issue is fixed in macOS Catalina 10.15. The "Share Mac Analytics" setting may not be disabled when a user deselects the switch to share analytics.

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Catalina 10.15, iOS 13, iCloud for Windows 7.14, iCloud for Windows 10.7, tvOS 13, macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, watchOS 6, iTunes 12.10.1 for Windows. Multiple issues in libxml2.