漏洞信息
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Vulnerability Title
GPU DDK - Unvalidated sHWPerfCtlDMABuf GPU-VA, DMA-write into FW privdata via MMU ctx 0
Vulnerability Description
Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to trigger a write of data outside the Guest's virtualised GPU memory. Software installed and run under a Guest VM can send commands to the GPU which result in out of bounds memory accesses. These can be used to escalate privileges.
CVSS Information
N/A
Vulnerability Type
使用越界的指针偏移
Vulnerability Title
Imagination Technologies Graphics DDK 缓冲区错误漏洞
Vulnerability Description
Imagination Technologies Graphics DDK是Imagination Technologies的图形驱动程序开发套件。 Imagination Technologies Graphics DDK 1.18 RTM2版本、23.2 RTM2版本、24.2 RTM2版本、25.1 RTM2版本至25.3 RTM版本和26.1 RTM1版本存在缓冲区错误漏洞,该漏洞源于Guest VM内部的内核软件向GPU固件发送不当命令,触发越界内存写入,可能导致权限提升。
CVSS Information
N/A
Vulnerability Type
N/A