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Security Advisory - Race Condition Vulnerability on Several Smartphones

  • SA No:huawei-sa-20190911-01-smartphone
  • Initial Release Date: Sep 11, 2019
  • Last Release Date: Sep 11, 2019

There is a race condition vulnerability on certain detection module of smartphone. The system does not lock certain function properly, when the function is called by multiple processes could cause out of bound write. An attacker tricks the user into installing a malicious application, successful exploit could cause malicious code execution. (Vulnerability ID: HWPSIRT-2019-06114)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5228.

Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190911-01-smartphone-en


Product Name

Affected Version

Resolved Product and Version

P30

Versions earlier than ELLE-AL00B 9.1.0.193(C00E190R1P21)

ELLE-AL00B 9.1.0.193(C00E190R1P21)

P30 Pro

Versions earlier than VOGUE-AL00A 9.1.0.193(C00E190R1P12)

VOGUE-AL00A 9.1.0.193(C00E190R1P12)

Honor V20

Versions earlier than Princeton-AL10B 9.1.0.233(C00E233R4P3)

Princeton-AL10B 9.1.0.233(C00E233R4P3)


Successful exploit could cause malicious code execution.


The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).

Base Score: 6.4 (AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H)

Temporal Score: 5.9 (E:F/RL:O/RC:C)


This vulnerability can be exploited only when the following conditions are present:

An attacker tricks the user into installing a malicious application.

Vulnerability details:

The system does not lock certain fuction properly, when the fuction is called by multiple processes could cause out of bound write. An attacker tricks the user into installing a malicious application, successful exploit could cause malicious code execution.


The product that supports automatic update will receive a system update prompt. You can install the update to fix the vulnerability.

This vulnerability was reported to Huawei PSIRT by an external security researcher. Huawei would like to thank this researcher for working with us and coordinated vulnerability disclosure to protect our customers.


2019-09-11 V1.0 INITIAL


Huawei adheres to protecting the ultimate interests of users with best efforts and the principle of responsible disclosure and deal with product security issues through our response mechanism.

To enjoy Huawei PSIRT services and obtain Huawei product vulnerability information, please visit http://www.huawei.com/en/psirt.

To report a security vulnerability in Huawei products and solutions, please send it to PSIRT@huawei.com. For details, please visit http://www.huawei.com/en/psirt/report-vulnerabilities.

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