'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
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: google_android

Published: 2022-07-13T18:23:46

Updated: 2024-08-03T02:02:31.007Z

Reserved: 2021-10-14T00:00:00

Link: CVE-2022-20238

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-07-13T19:15:09.570

Modified: 2022-07-26T11:10:15.080

Link: CVE-2022-20238

cve-icon Redhat

No data.