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

The issue was addressed with improved permissions logic. This issue is fixed in iOS 13.1 and iPadOS 13.1, tvOS 13. A malicious application may be able to determine kernel memory layout.

A logic issue applied the incorrect restrictions. This issue was addressed by updating the logic to apply the correct restrictions. This issue is fixed in iOS 13.1.1 and iPadOS 13.1.1. Third party app extensions may not receive the correct sandbox restrictions.

A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra. A local attacker may be able to view contacts from the lock screen.

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.

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.