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cveGoogle_androidCVE-2022-20571
HistoryDec 16, 2022 - 4:15 p.m.

CVE-2022-20571

2022-12-1616:15:19
CWE-416
google_android
web.nvd.nist.gov
38
cve-2022-20571
android
kernel
privilege escalation
vulnerability
nvd

CVSS3

6.7

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

5.1%

In extract_metadata of dm-android-verity.c, there is a possible way to corrupt kernel memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-234030265References: Upstream kernel

Affected configurations

Nvd
Node
googleandroidMatch-
VendorProductVersionCPE
googleandroid-cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

CNA Affected

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

CVSS3

6.7

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

5.1%

Related for CVE-2022-20571