Vulnerability Details : CVE-2022-20239

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
Published 2022-08-10 20:15:26
Updated 2022-11-05 03:14:59
Source Android (associated with Google Inc. or Open Handset Alliance)
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2022-20239

EPSS FAQ
0.11%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-20239

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.8
 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
 NIST

CWE ids for CVE-2022-20239

References for CVE-2022-20239

Products affected by CVE-2022-20239

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