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
Metrics
Affected Vendors & Products
References
Link | Providers |
---|---|
https://source.android.com/security/bulletin/2022-08-01 |
History
No history.
MITRE
Status: PUBLISHED
Assigner: google_android
Published: 2022-08-09T20:20:38
Updated: 2024-08-03T02:02:31.000Z
Reserved: 2021-10-14T00:00:00
Link: CVE-2022-20239
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2022-08-10T20:15:26.330
Modified: 2022-11-05T03:14:58.777
Link: CVE-2022-20239
Redhat
No data.