CVE:CVE-2011-3346
CNNVD:CNNVD-201109-134
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 0.15.1及之前的版本存在缓冲区错误漏洞。本地攻击者可通过特制的SAI READ CAPACITY SCSI命令利用该漏洞以CD-ROM访问权限造成拒绝服务（虚拟机崩溃）。
solution:Upgrade qemu qemu to a higher version than 0.15.1,0.15.0:rc1,0.15.0:rc2,and avoid the version (,0.15.1],0.15.0:rc1,0.15.0:rc2; Upgrade redhat enterprise_linux to a higher version than 5,and avoid the version 5; Upgrade xen xen to a higher version than -