Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Use-after-free vulnerability in the FIFO event channel code in Xen 4.4.x allows local guest OS administrators to cause a denial of service (host crash) and possibly execute arbitrary code or obtain sensitive information via an invalid guest frame number.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen 释放后重用漏洞
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 4.4.x版本中的FIFO事件信道代码中存在释放后重用漏洞。本地攻击者可利用该漏洞造成拒绝服务（主机崩溃），执行任意代码或获取敏感信息。
CVSS Information
N/A
Vulnerability Type
N/A