Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The do_tmem_get function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (CPU hang and host crash) via unspecified vectors related to a spinlock being held in the "bad_copy error path." NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen Transcendent Memory ‘do_tmem_get’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 4.0，4.1，4.2版本中的Transcendent Memory (TMEM)中的do_tmem_get函数中存在漏洞。通过与被限制在‘bad_copy错误路径’中的自旋锁有关的未明向量，具有访客操作系统权限的本地攻击者可利用该漏洞导致拒绝服务（CPU挂起和主机死机）。
CVSS Information
N/A
Vulnerability Type
N/A