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[email protected]CVE-2022-20422

HistoryOct 11, 2022 - 8:15 p.m.

CVE-2022-20422

2022-10-1120:15:12

CWE-667

[email protected]

web.nvd.nist.gov

107

cve-2022-20422

emulation_proc_handler

armv8_deprecated.c

memory corruption

race condition

android

kernel

local privilege escalation

nvd

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

In emulation_proc_handler of armv8_deprecated.c, there is a possible way to corrupt memory due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-237540956References: Upstream kernel

Affected configurations

NVD

Node

googleandroidMatch-

Node

debiandebian_linuxMatch10.0

CPENameOperatorVersion
google:androidgoogle androideq-

CPE	Name	Operator	Version
google:android	google android	eq	-

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "Android",
    "versions": [
      {
        "version": "Android kernel",
        "status": "affected"
      }
    ]
  }
]