CVE-2021-40038 : There is a Double free vulnerability in the AOD module in smartphones. Successfu

There is a Double free vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.

Published 2022-01-10 14:10:23

Updated 2022-01-13 15:38:03

Source Huawei Technologies

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2021-40038

Huawei » Harmonyos
Versions before (<) 2.0
cpe:2.3:o:huawei:harmonyos:*:*:*:*:*:*:*:*
Matching versions
Huawei » Emui » Version: 11.0.0
cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
Matching versions
Huawei » Emui » Version: 12.0.0
cpe:2.3:o:huawei:emui:12.0.0:*:*:*:*:*:*:*
Matching versions
Huawei » Magic Ui » Version: 4.0.0
cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.09%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 39 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:P/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: High Availability: None

CWE-415 Double Free

The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.

Assigned by: nvd@nist.gov (Primary)

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