Apple Webkit Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability
Processing maliciously crafted web content may lead to arbitrary code execution
The information has been provided by grigoritchy
The original article can be found at https://support.apple.com/HT211107
A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.4 and iPadOS 13.4, tvOS 13.4, watchOS 6.2, Safari 13.1, iTunes for Windows 12.10.5, iCloud for Windows 10.9.3, iCloud for Windows 7.18. Processing maliciously crafted web content may lead to arbitrary code execution.
Windows 7 and later