Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen 安全漏洞
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 4.3.x版本中存在安全漏洞，该漏洞源于在主机上执行动态迁移时存在错误。本地64-bit PV访客可利用该漏洞读取或写入无效的内存，造成拒绝服务（崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A