GPU DDK - Insufficient validation in RGXCREATEFREELIST creates corrupt freelist

Software installed and run as a non-privileged user may conduct improper GPU system calls to subvert GPU HW to write to arbitrary physical memory pages. Under certain circumstances this exploit could be used to corrupt data pages not allocated by the GPU driver but memory pages in use by the kernel and drivers running on the platform altering their behaviour.

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使用越界的指针偏移

Imagination GPU Driver 安全漏洞

Imagination GPU Driver是Imagination公司的一个图形化驱动程序。 Imagination GPU Driver存在安全漏洞，该漏洞源于非特权用户可能进行不正当GPU系统调用，导致写入任意物理内存页，可能破坏内核和驱动程序使用的数据页。

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