漏洞信息
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Vulnerability Title
GPU DDK - Backed sparse PMRs are not handled by deferred free mechanism after shrink
Vulnerability Description
Software installed and run as a non-privileged user may conduct GPU system calls to write to arbitrary freed physical pages. Physical memory allocated and freed, without the deferred free mechanism can lead to those resources being used for read/write by the GPU after the kernel module has freed the resource.
CVSS Information
N/A
Vulnerability Type
释放后使用
Vulnerability Title
Imagination Technologies Graphics DDK 资源管理错误漏洞
Vulnerability Description
Imagination Technologies Graphics DDK是Imagination Technologies的图形驱动程序开发套件。 Imagination Technologies Graphics DDK存在资源管理错误漏洞,该漏洞源于未采用延迟释放机制,物理内存分配和释放后,内核模块释放资源后GPU仍可读写这些资源,可能导致非特权用户通过GPU系统调用写入任意已释放的物理页面。
CVSS Information
N/A
Vulnerability Type
N/A