Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The backend driver in Xen 3.x allows guest OS users to cause a denial of service via a kernel thread leak, which prevents the device and guest OS from being shut down or create a zombie domain, causes a hang in zenwatch, or prevents unspecified xm commands from working properly, related to (1) netback, (2) blkback, or (3) blktap.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Citrix Xen 'blkback/blktap/netback'泄露内核线程本地拒绝服务漏洞
Vulnerability Description
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的实现上存在漏洞，可以导致主机失去响应，造成拒绝服务的状态。 由于未正确移除客户机对主机设备的引用，对客户机操作系统有访问权限的攻击者可利用此漏洞泄露内核线程，防止以后崩溃。客户机将停留在zombie状态，造成主机完全或部分地停止响应。
CVSS Information
N/A
Vulnerability Type
N/A