'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
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://source.android.com/security/bulletin/2022-07-01 |
|
History
Mon, 14 Jul 2025 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
epss
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epss
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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
No data.
Status : Modified
Published: 2022-07-13T19:15:09.570
Modified: 2024-11-21T06:42:25.030
Link: CVE-2022-20238
No data.