CVE:CVE-2021-30779
CNNVD:CNNVD-202107-1641
Apple macOS Big Sur是美国苹果（Apple）公司的一个手机应用APP。
Apple macOS Big Sur 11.5存在缓冲区错误漏洞，该漏洞源于ImageIO处理图像文件时出现边界错误。远程攻击者可利用该漏洞创建一个专门制作的映像，诱骗受害者打开它，触发内存损坏，并在目标系统上执行任意代码。
solution:Upgrade apple iphone_os to a higher version than 14.7,and avoid the version (,14.7); Upgrade apple macos to a higher version than 11.5,and avoid the version (,11.5); Upgrade apple tvos to a higher version than 14.7,and avoid the version (,14.7); Upgrade apple watchos to a higher version than 7.6,and avoid the version (,7.6)