Security Advisory

CVE-2022-20239

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-08-09 20:20:38

Last updated 2025-10-20 17:53:05

Assigner google_android

State PUBLISHED

Description

remap_pfn_range here may map out of size kernel memory (for example, may map the kernel area), and because the vma->vm_page_prot can also be controlled by userspace, so userspace may map the kernel area to be writable, which is easy to be exploitedProduct: AndroidVersions: Android SoCAndroid ID: A-233972091

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