Description
'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
Published: 2022-07-13
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-25498 '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

Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00301}

epss

{'score': 0.00254}


cve-icon MITRE

Status: PUBLISHED

Assigner: google_android

Published:

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

Reserved: 2021-10-14T00:00:00.000Z

Link: CVE-2022-20238

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

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

Modified: 2024-11-21T06:42:25.030

Link: CVE-2022-20238

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses