CVE:CVE-2015-5053
CNNVD:CNNVD-201511-411
NVIDIA GPU graphics driver R346和R352 for Linux和R352 for GRID vGPU and vSGA都是美国英伟达（NVIDIA）公司的图形处理器(GPU)驱动程序。
多款NVIDIA GPU显卡驱动的host memory mapping path功能中存在安全漏洞，该漏洞源于程序没有正确限制访问第三方的IO内存。攻击者可借助follow_pfn kernel-mode API利用该漏洞获取权限，造成拒绝服务（资源消耗）。以下产品及版本受到影响：NVIDIA GPU graphics driver R346 for Linux 346.87之前版本和R352 for Linux 352.41之前版本，R352 for GRID vGPU和vSGA 352.46之前版本。
solution:Upgrade nvidia gpu_driver to a higher version than 346.16,346.22,346.35,346.47,346.59,346.72,346.82,352.09,352.21,352.30,352.41,and avoid the version 346.16,346.22,346.35,346.47,346.59,346.72,346.82,352.09,352.21,352.30,352.41