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10
CVSSv2

CVE-2022-20238

Published: 13/07/2022 Updated: 26/07/2022
CVSS v2 Base Score: 10 | Impact Score: 10 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 890
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
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Vulnerability Summary

'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

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References

CWE-119https://source.android.com/security/bulletin/2022-07-01https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
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