There is a use after free (UAF) vulnerability in some Huawei mobile phones. An attacker tricks a user into installing a malicious application, and the application can riggers access memory after free it. A local attacker may exploit this vulnerability to cause the mobile phone to crash. (Vulnerability ID: HWPSIRT-2017-09193)
This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2017-15347.
Huawei has released software updates to fix this vulnerability. This advisory is available at the following link:
Resolved Product and Version
Mate 9 Pro
Versions earlier than LON-AL00BC00B235
Upgrade to LON-AL00BC00B235
An attacker may exploit this vulnerability to cause the mobile phone to crash.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 5.5 (AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
Temporal Score: 5.1 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
1. The attacker has successfully tricked a user into installing the malicious application.
An attacker tricks a user into installing a malicious application, and the application can riggers access memory after free it. A local attacker may exploit this vulnerability to cause the mobile phone to crash.
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.
2017-11-29 V1.0 INITIAL
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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.