Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The vmw_surface_define_ioctl function in drivers/gpu/drm/vmwgfx/vmwgfx_surface.c in the Linux kernel through 4.10.5 does not check for a zero value of certain levels data, which allows local users to cause a denial of service (ZERO_SIZE_PTR dereference, and GPF and possibly panic) via a crafted ioctl call for a /dev/dri/renderD* device.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 安全漏洞
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 4.10.5及之前的版本中的drivers/gpu/drm/vmwgfx/vmwgfx_surface.c文件的‘vmw_surface_define_ioctl’函数存在安全漏洞，该漏洞源于程序没有检测数据的零值。本地攻击者可通过特制的ioctl调用利用该漏洞造成拒绝服务（ZERO_SIZE_PTR逆向引用，程序意外终
CVSS Information
N/A
Vulnerability Type
N/A