CVE:CVE-2019-8744
CNNVD:CNNVD-201910-1736
Apple macOS Catalina是美国苹果（Apple）公司的一套专为Mac计算机所开发的专用操作系统。
Apple macOS Catalina 10.15.1之前版本中的Kernel组件存在安全漏洞。攻击者可借助恶意的应用程序利用该漏洞确定内核内存的布局。
solution:Upgrade apple iphone_os to a higher version than 13.1,and avoid the version (,13.1); Upgrade apple mac_os_x to a higher version than 10.15,and avoid the version (,10.15); Upgrade apple tvos to a higher version than 13,and avoid the version (,13); Upgrade apple watchos to a higher version than 6.0,and avoid the version (,6.0)