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Security Advisory - Double Free Vulnerability on Smartphones

  • SA No:huawei-sa-20190130-01-smartphone
  • Initial Release Date: Jan 30, 2019
  • Last Release Date: Jan 30, 2019

There is a double free vulnerability on certain driver of smartphones. An attacker tricks the user into installing a malicious application, which makes multiple processes to operate the same resource at the same time. Successful exploit could cause a denial of service condition. (Vulnerability ID: HWPSIRT-2018-11019)

This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2019-5219.

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-20190130-01-smartphone-en


Product Name

Affected Version

Resolved Product and Version

Mate10

Versions earlier than ALP-AL00B 9.0.0.181(C00E87R2P20T8)

ALP-AL00B 9.0.0.181(C00E87R2P20T8)


Successful exploit could cause a denial of service condition.


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

Base Score: 4.7 (AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H)

Temporal Score: 4.4 (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:

An attacker tricks the user into installing a malicious application, which makes multiple processes to operate the same resource at the same time. Successful exploit could cause a denial of service condition.


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

This vulnerability was discovered by Huawei internal tester.


2019-01-30 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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