CVE:CVE-2015-1779
CNNVD:CNNVD-201504-532
QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）个人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存在资源管理错误漏洞。远程攻击者利用该漏洞通过较大的websocket负载和HTTP头造成拒绝服务（内存和CPU资源消耗）。
solution:Upgrade qemu qemu to a higher version than 2.2.1,2.3.0:rc0,2.3.0:rc1,and avoid the version (,2.2.1],2.3.0:rc0,2.3.0:rc1; Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,14.10,15.04,and avoid the version 12.04,14.04,14.10,15.04; Upgrade debian debian_linux to a higher version than 7.0,8.0,and avoid the version 7.0,8.0; Upgrade fedoraproject fedora to a higher version than 21,22,and avoid the version 21,22; Upgrade redhat enterprise_linux_eus to a higher version than 7.1,7.2,7.3,7.4,7.5,7.6,7.7,and avoid the version 7.1,7.2,7.3,7.4,7.5,7.6,7.7; Upgrade redhat enterprise_linux_server to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat enterprise_linux_server_aus to a higher version than 7.3,7.4,7.6,7.7,and avoid the version 7.3,7.4,7.6,7.7; Upgrade redhat enterprise_linux_server_tus to a higher version than 7.3,7.6,7.7,and avoid the version 7.3,7.6,7.7; Upgrade redhat enterprise_linux_workstation to a higher version than 7.0,and avoid the version 7.0; Upgrade redhat virtualization to a higher version than 3.0,and avoid the version 3.0; Upgrade oracle linux to a higher version than 7,and avoid the version 7