CVE:CVE-2015-6815
CNNVD:CNNVD-201509-503
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 2.4.0.1之前版本中的hw/net/e1000.c文件中的process_tx_desc函数存在安全漏洞，该漏洞源于程序发送网络数据包时没有正确处理传输描述符数据。攻击者可利用该漏洞造成拒绝服务（无限循环）。
solution:Upgrade qemu qemu to a higher version than 2.4.0.1,and avoid the version (,2.4.0.1); Upgrade fedoraproject fedora to a higher version than 21,22,23,and avoid the version 21,22,23; Upgrade novell suse_linux_enterprise_debuginfo to a higher version than 11.0:sp3,11.0:sp4,and avoid the version 11.0:sp3,11.0:sp4; Upgrade novell suse_linux_enterprise_desktop to a higher version than 11.0:sp3,11.0:sp4,12.0,and avoid the version 11.0:sp3,11.0:sp4,12.0; Upgrade novell suse_linux_enterprise_server to a higher version than 11.0:sp3,11.0:sp4,12.0,and avoid the version 11.0:sp3,11.0:sp4,12.0; Upgrade novell suse_linux_enterprise_software_development_kit to a higher version than 11.0:sp3,11.0:sp4,12.0,and avoid the version 11.0:sp3,11.0:sp4,12.0; Upgrade canonical ubuntu_linux to a higher version than 12.04,14.04,15.04,and avoid the version 12.04,14.04,15.04; Upgrade redhat openstack to a higher version than 5.0,6.0,7.0,and avoid the version 5.0,6.0,7.0; Upgrade redhat enterprise_linux to a higher version than 5.0,6.0,7.0,and avoid the version 5.0,6.0,7.0; Upgrade xen xen to a higher version than 4.4.3,4.5.1,and avoid the version 4.4.3,4.5.1; Upgrade arista eos to a higher version than 4.12,4.13,4.14,4.15,and avoid the version 4.12,4.13,4.14,4.15