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CVE-2022-20239

UNKNOWN
Published 2022-08-09T20:20:38
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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-233972091

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-px2h-r39c-38r8

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-233972091

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-2022-20239
WEB https://source.android.com/security/bulletin/2022-08-01

Advisory provided by GitHub Security Advisory Database. Published: August 11, 2022, Modified: August 14, 2022

References

https://source.android.com/security/bulletin/2022-08-01
Published: 2022-08-09T20:20:38
Last Modified: 2024-08-03T02:02:31.000Z
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