CVE:CVE-2021-3405
CNNVD:CNNVD-202102-1496
Matroska libebml是GlobalMatroska开源的一个应用程序提供用于读取和写入Matroska文件的低级C ++库
libebml before 1.4.2 存在安全漏洞，该漏洞源于libebml中EbmlString::ReadData和EbmlUnicodeString::ReadData的实现中存在一个堆溢出bug。
solution:Upgrade matroska libebml to a higher version than 1.4.2,and avoid the version (,1.4.2); Upgrade fedoraproject fedora to a higher version than 32,33,34,and avoid the version 32,33,34; Upgrade debian debian_linux to a higher version than 9.0,and avoid the version 9.0