CWE-20

A validation issue was addressed with improved input sanitization. This issue is fixed in macOS Catalina 10.15.1. An application may be able to read restricted memory.

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.

An issue existed in the parsing of URLs. This issue was addressed with improved input validation. This issue is fixed in iOS 13.2 and iPadOS 13.2, macOS Catalina 10.15.1. Improper URL processing may lead to data exfiltration.

A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 13.2 and iPadOS 13.2, macOS Catalina 10.15.1, tvOS 13.2, watchOS 6.1. An application may be able to read restricted memory.

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.