Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The video_usercopy function in drivers/media/video/v4l2-ioctl.c in the Linux kernel before 2.6.39 relies on the count value of a v4l2_ext_controls data structure to determine a kmalloc size, which might allow local users to cause a denial of service (memory consumption) via a large value.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 资源管理错误漏洞
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 2.6.39之前的版本中的drivers/media/video/v4l2-ioctl.c文件的‘video_usercopy’函数存在安全漏洞。本地攻击者可借助利用该漏洞造成拒绝服务（内存消耗）。
CVSS Information
N/A
Vulnerability Type
N/A