CVE-2022-20239

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-20239
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

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://source.android.com/security/bulletin/2022-08-01 Vendor Advisory
https://source.android.com/security/bulletin/2022-08-01 Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:42

Type Values Removed Values Added
References () https://source.android.com/security/bulletin/2022-08-01 - Vendor Advisory () https://source.android.com/security/bulletin/2022-08-01 - Vendor Advisory

24 Aug 2022, 14:15

Type Values Removed Values Added
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-233972091 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

13 Aug 2022, 02:13

Type Values Removed Values Added
CWE CWE-610
CPE cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 9.8
References (MISC) https://source.android.com/security/bulletin/2022-08-01 - (MISC) https://source.android.com/security/bulletin/2022-08-01 - Vendor Advisory

10 Aug 2022, 20:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-08-10 20:15

Updated : 2024-11-21 06:42

NVD link : CVE-2022-20239

Mitre link : CVE-2022-20239

CVE.ORG link : CVE-2022-20239

JSON object : View

Products Affected

google

  • android
CWE
CWE-610

Externally Controlled Reference to a Resource in Another Sphere