Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The (1) domain_pirq_to_emuirq and (2) physdev_unmap_pirq functions in Xen 2.2 allows local guest OS administrators to cause a denial of service (Xen crash) via a crafted pirq value that triggers an out-of-bounds read.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen ‘domain_pirq_to_emuirq()’函数拒绝服务漏洞
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 2.2版本中的‘domain_pirq_to_emuirq’函数以及‘physdev_unmap_pirq’函数中存在漏洞。通过使用特制的pirq值触发越界读取，具有访客操作系统管理员权限的本地攻击者可利用该漏洞造成拒绝服务（Xen崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A