Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The ocaml binding for the xc_vcpu_getaffinity function in Xen 4.2.x and 4.3.x frees certain memory that may still be intended for use, which allows local users to cause a denial of service (heap corruption and crash) and possibly execute arbitrary code via unspecified vectors that trigger a (1) use-after-free or (2) double free.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Xen xc_vcpu_getaffinity函数缓冲区溢出漏洞
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.x和4.3.x版本中的xc_vcpu_getaffinity函数的ocaml绑定中存在缓冲区溢出漏洞，该漏洞源于函数在使用之前不正确的释放内存。本地攻击者可利用该漏洞造成拒绝服务（堆内存耗尽，程序崩溃），也可能执行任意代码。
CVSS Information
N/A
Vulnerability Type
N/A