Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
common/spinlock.c in Xen 4.4.x and earlier does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability to CVE-2014-9066.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen 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 4.4.x及之前版本的common/spinlock.c文件中存在安全漏洞，该漏洞源于程序没有正确处理读写锁。本地攻击者可通过发送大量的读请求利用该漏洞造成拒绝服务（写拒绝或NMI watchdog超时，主机崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A