CVE:CVE-2015-3340
CNNVD:CNNVD-201504-455
Xen是英国剑桥大学开发的一款开源的虚拟机监视器产品。该产品能够使不同和不兼容的操作系统运行在同一台计算机上，并支持在运行时进行迁移，保证正常运行并且避免宕机。
Xen 4.2.x版本至4.5.x版本中存在安全漏洞，该漏洞源于程序没有初始化特定的字段。远程攻击者可通过发送XEN_DOMCTL_gettscinfo或XEN_SYSCTL_getdomaininfolist请求利用该漏洞获取内存中的敏感信息。
solution:Upgrade xen xen to a higher version than 4.2.0,4.2.1,4.2.2,4.2.3,4.2.4,4.2.5,4.3.0,4.3.1,4.3.2,4.3.3,4.3.4,4.4.0,4.4.1,4.4.2,4.5.0,and avoid the version 4.2.0,4.2.1,4.2.2,4.2.3,4.2.4,4.2.5,4.3.0,4.3.1,4.3.2,4.3.3,4.3.4,4.4.0,4.4.1,4.4.2,4.5.0; Upgrade suse suse_linux_enterprise_software_development_kit to a higher version than 11.0:sp3,and avoid the version 11.0:sp3; Upgrade suse suse_linux_enterprise_desktop to a higher version than 11.0:sp3,and avoid the version 11.0:sp3; Upgrade suse suse_linux_enterprise_server to a higher version than 11.0:sp3,12,and avoid the version 11.0:sp3,12; Upgrade fedoraproject fedora to a higher version than 20,21,22,and avoid the version 20,21,22; Upgrade debian debian_linux to a higher version than 7.0,8.0,and avoid the version 7.0,8.0; Upgrade opensuse opensuse to a higher version than 13.1,and avoid the version 13.1; Upgrade suse linux_enterprise_desktop to a higher version than 12,and avoid the version 12; Upgrade suse linux_enterprise_software_development_kit to a higher version than 12,and avoid the version 12