CVE:CVE-2022-21973
CNNVD:CNNVD-202203-697
Microsoft Windows Media Foundation是美国微软（Microsoft）公司的一个多媒体开发库，目的是为Windows平台提供统一的多媒体影音解决方案，开发者可以透过Media Foundation播放视频和声音文件、进行影音编码或者多媒体文件转码等等工作。
Microsoft Windows Media存在输入验证错误漏洞。以下产品和版本受到影响：Windows 7 for 32-bit Systems Service Pack 1,Windows 7 for x64-based Systems Service Pack 1,Windows 8.1 for 32-bit systems,Windows 8.1 for x64-based systems,Windows RT 8.1,Windows Server 2012,Windows Server 2012 (Server Core installation),Windows Server 2012 R2,Windows Server 2012 R2 (Server Core installation)。
solution:Upgrade microsoft windows_7 to a higher version than -:sp1,and avoid the version -:sp1; Upgrade microsoft windows_8.1 to a higher version than -; Upgrade microsoft windows_rt_8.1 to a higher version than -; Upgrade microsoft windows_server_2012 to a higher version than -,r2,and avoid the version r2