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-233972091
Published: 2022-08-09
Score: 4.2 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2022-25499 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
History

Mon, 20 Oct 2025 20:00:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L'}


Mon, 20 Oct 2025 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-269

cve-icon MITRE

Status: PUBLISHED

Assigner: google_android

Published:

Updated: 2025-10-20T17:53:05.224Z

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

Link: CVE-2022-20239

cve-icon Vulnrichment

Updated: 2024-08-03T02:02:31.000Z

cve-icon NVD

Status : Modified

Published: 2022-08-10T20:15:26.330

Modified: 2025-10-20T18:15:35.630

Link: CVE-2022-20239

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses