CVE-2021-39733

In amcs_cdev_unlocked_ioctl of audiometrics.c, there is a possible out of bounds write due to improper input validation. 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-206128522References: N/A

CVSS v3 6.7 MEDIUM
CVSS v2.0 4.6 MEDIUM

6.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://source.android.com/security/bulletin/pixel/2022-03-01	Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

23 Mar 2022, 20:04

Type	Values Removed	Values Added
References	~~(MISC) https://source.android.com/security/bulletin/pixel/2022-03-01 -~~	(MISC) https://source.android.com/security/bulletin/pixel/2022-03-01 - Vendor Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 4.6 v3 : 6.7
CWE		CWE-787
First Time		Google Google android
CPE		cpe:2.3:o:google:android:-:::::::*

16 Mar 2022, 15:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-03-16 15:15

Updated : 2023-12-10 14:22

NVD link : CVE-2021-39733

Mitre link : CVE-2021-39733

CVE.ORG link : CVE-2021-39733

JSON object : View

Products Affected

google

android

CWE

CWE-787

Out-of-bounds Write

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