CVE:CVE-2020-14364
CNNVD:CNNVD-202008-1181
QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）软件开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。
QEMU的USB仿真器中存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等
solution:Upgrade qemu qemu to a higher version than 5.2.0,and avoid the version (,5.2.0); Upgrade redhat openstack to a higher version than 10,13,and avoid the version 10,13; Upgrade redhat enterprise_linux to a higher version than 6.0,7.0,8.0,and avoid the version 6.0,7.0,8.0; Upgrade fedoraproject fedora to a higher version than 31,32,and avoid the version 31,32; Upgrade debian debian_linux to a higher version than 9.0,10.0,and avoid the version 9.0,10.0; Upgrade opensuse leap to a higher version than 15.2,and avoid the version 15.2; Upgrade canonical ubuntu_linux to a higher version than 16.04,18.04,20.04,and avoid the version 16.04,18.04,20.04