CVE:CVE-2021-30664
CNNVD:CNNVD-202109-405
Apple macOS Big Sur是美国苹果（Apple）公司的一个手机应用APP。
macOS Big Sur 11.3之前版本, iOS 14.5 之前版本和 iPadOS 14.5之前版本, watchOS 7.4之前版本, tvOS 14.5之前版本存在安全漏洞，该漏洞源于处理恶意制作的文件可能导致任意代码执行。
solution:Upgrade apple ipados to a higher version than 14.5,and avoid the version (,14.5); Upgrade apple iphone_os to a higher version than 14.5,and avoid the version (,14.5); Upgrade apple macos to a higher version than 11.3,and avoid the version [11.0,11.3); Upgrade apple tvos to a higher version than 14.5,and avoid the version (,14.5); Upgrade apple watchos to a higher version than 7.4,and avoid the version (,7.4)