CVE-2021-36987

CVSS V2 High 7.1 CVSS V3 Medium 5.9

Description

There is a issue that nodes in the linked list being freed for multiple times in Huawei Smartphone due to race conditions. Successful exploitation of this vulnerability can cause the system to restart.

Overview

CVE ID
CVE-2021-36987

Assigner
psirt@huawei.com

Vulnerability Status
Analyzed

Published Version
2021-10-28T13:15:10

Last Modified Date
2021-11-01T23:14:51

Weakness Enumerations

CWE	URL
CWE-362	http://cwe.mitre.org/data/definitions/362.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:huawei:emui:10.1.1:::::::*	1	OR
cpe:2.3:o:huawei:emui:11.0.0:::::::*	1	OR
cpe:2.3:o:huawei:magic_ui:3.1.1:::::::*	1	OR
cpe:2.3:o:huawei:magic_ui:4.0.0:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:N/I:N/A:C

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
COMPLETE

Base Score
7.1

Severity
HIGH

Exploitability Score
8.6

Impact Score
6.9

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
HIGH

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
5.9

Base Severity
MEDIUM

Exploitability Score
2.2

Impact Score
3.6

References

Reference URL	Reference Tags
https://consumer.huawei.com/en/support/bulletin/2021/7/	Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-36987
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-36987

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:48:57				Added to TrackCVE
2022-12-05 13:26:41	2021-10-28T13:15Z	2021-10-28T13:15:10	CVE Published Date	updated
2022-12-05 13:26:41		2021-11-01T23:14:51	CVE Modified Date	updated
2022-12-05 13:26:41		Analyzed	Vulnerability Status	updated