CVE:CVE-2021-30685
CNNVD:CNNVD-202105-1561
Apple tvOS是美国苹果（Apple）公司的一套智能电视操作系统。
tvOS 存在缓冲区错误漏洞，该漏洞源于音频子系统的边界条件。远程攻击者可利用该漏洞可以创建一个专门制作的音频文件，诱骗受害者打开它，触发越界读取错误，并读取系统上的内存内容。受影响的产品及版本:tvOS: 14.0 18J386、14.0.1 18J400、14.0.2 18J411、14.2 18K57、14.3 18K561、14.4 18K802、14.5 18L204
solution:Upgrade apple ipados to a higher version than 14.6,and avoid the version (,14.6); Upgrade apple iphone_os to a higher version than 14.6,and avoid the version (,14.6); Upgrade apple mac_os_x to a higher version than 10.15.6,10.15.7,10.15.7:security_update_2020,10.15.7:security_update_2020-001,10.15.7:security_update_2020-005,10.15.7:security_update_2020-007,10.15.7:security_update_2021-001,10.15.7:security_update_2021-002,10.15.7:supplemental_update,and avoid the version [10.15,10.15.6],10.15.7,10.15.7:security_update_2020,10.15.7:security_update_2020-001,10.15.7:security_update_2020-005,10.15.7:security_update_2020-007,10.15.7:security_update_2021-001,10.15.7:security_update_2021-002,10.15.7:supplemental_update; Upgrade apple macos to a higher version than 11.4,and avoid the version [11.0,11.4); Upgrade apple tvos to a higher version than 14.6,and avoid the version (,14.6); Upgrade apple watchos to a higher version than 7.5,and avoid the version (,7.5)