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Security Advisory - Two Information Leak Vulnerabilities in ION Memory Management Module of Huawei Smart Phone

  • SA No:huawei-sa-20161026-02-smartphone
  • Initial Release Date: Oct 26, 2016
  • Last Release Date: Oct 26, 2016

Two information leak vulnerabilities exist in the ION memory management module of some Huawei mobile phones due to the lack of initialization during memory allocation. (Vulnerability ID: HWPSIRT-2016-09032 and HWPSIRT-2016-09033)

These two vulnerabilities have been assigned CVE ID: CVE-2016-8757 and CVE-2015-8950.

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

http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161026-02-smartphone-en

Product Name

Affected Version

Resolved Product and Version

P9

EVA-AL10C00B192 and earlier versions

EVA-AL10C00B193[1]

EVA-DL10C00B192 and earlier versions

EVA-DL10C00B193[1]

EVA-TL10C00B192 and earlier versions

EVA-TL10C00B193[1]

EVA-CL10C00B192 and earlier versions

EVA-CL10C00B193[1]

[1] End user will receive a system update prompt. The vulnerabilities will be fixed after users install the update.

An attacker can exploit the vulnerabilities to obtain sensitive information.

The vulnerability classification has been performed by using the CVSSv2 scoring system (http://www.first.org/cvss/).

HWPSIRT-2016-09032 and HWPSIRT-2016-09033:

Base Score: 1.9 (AV:L/AC:M/Au:N/C:P/I:N/A:N)

Temporal Score: 1.5 (E:F/RL:O/RC:C)

1. Prerequisite: 
The attacker successfully tricks a user into installing a malicious application on the smart phone.

2. Attacking procedure:  

Two information leak vulnerabilities exist in the ION memory management module of some Huawei mobile phones due to the lack of initialization during memory allocation.

Customers should contact Huawei TAC (Huawei Technical Assistance Center) to request the upgrades. For TAC contact information, please refer to Huawei worldwide website at http://www.huawei.com/en/psirt/report-vulnerabilities.

These vulnerabilities were disclosed by Hang Zhang, Dongdong She and Zhiyun Qian from University of California, Riverside. Huawei would like to thank Hang Zhang, Dongdong She and Zhiyun Qian for working with us and coordinated vulnerability disclosure to protect our customers.

2016-10-26 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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