Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The get_page_type function in xen/arch/x86/mm.c in Xen 4.2, when debugging is enabled, allows local PV or HVM guest administrators to cause a denial of service (assertion failure and hypervisor crash) via unspecified vectors related to a hypercall.
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 4.2版本中的xen/arch/x86/mm.c中的get_page_type函数中存在漏洞。当调式启用时,通过与超调用有关的未明向量,本地PV或HVM虚拟机管理员利用该漏洞导致拒绝服务(声明失败和管理程序崩溃)。
CVSS Information
N/A
Vulnerability Type
N/A