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CVE-2022-20238

UNKNOWN
Published 2022-07-13T18:23:46
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Expert Analysis

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No CVSS data available

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

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-94vg-wrxf-f4p9

Advisory Details

'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

CVSS Scoring

CVSS Score

9.0

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2022-20238
WEB https://source.android.com/security/bulletin/2022-07-01

Advisory provided by GitHub Security Advisory Database. Published: July 14, 2022, Modified: July 27, 2022

References

https://source.android.com/security/bulletin/2022-07-01
Published: 2022-07-13T18:23:46
Last Modified: 2024-08-03T02:02:31.007Z
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