CVE:CVE-2021-1770
CNNVD:CNNVD-202109-404
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，该漏洞源于缓冲区溢出可能导致执行任意代码
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)