Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Xen 4.x, when using Intel VT-d for a bus mastering capable PCI device, does not properly check the source when accessing a bridge device's interrupt remapping table entries for MSI interrupts, which allows local guest domains to cause a denial of service (interrupt injection) via unspecified vectors.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen 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 4.x版本中存在漏洞，当使用Intel VT-d总线主控能力的PCI设备时，程序在对MSI中断访问桥设备的中断映射表条目期间没有正确检查源。本地攻击者可利用该漏洞造成拒绝服务（中断注入）。
CVSS Information
N/A
Vulnerability Type
N/A