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Unscored CVE-2022-20238 EUVD-2022-25498GHSA-94vg-wrxf-f4p9

'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 al…

Published Jul 13, 2022 · Updated Aug 3, 2024 · Assigned by google_android

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-233154555

Affected products

VendorProductAffectedFixed
— Android Android SoC —

References