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Security Advisory - Integer Overflow Vulnerability in Graphics Driver of Huawei Smart Phone

  • SA No:huawei-sa-20160203-01-smartphone
  • Initial Release Date: Feb 03, 2016
  • Last Release Date: Feb 03, 2016

Graphics drivers of some Huawei smart phones have a integer overflow issue due to the lack of a parameters check, which lead to a further heap overflow vulnerability. An attacker may trick a user into installing a malicious application and application can exploit the vulnerability to crash the system or escalate user privilege. (Vulnerability ID: HWPSIRT-2015-12014)

This vulnerability has been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2016-1495.

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-20160203-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Mate S[1]

CRR-TL00C01B153SP01 and earlier version

CRR-TL00C01B160SP01

CRR-UL00C00B153 and earlier version

CRR-UL00C00B160

CRR-CL00C92B153 and earlier version

CRR-CL00C92B161

 

[1] Mobile phones will receive a system update prompt. The vulnerability will be fixed after users install the update.
The malicious application installed in smart phone can exploit this vulnerability to crash the system or escalate user privilege.

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

Base Score: 6.2 (AV:L/AC:H/Au:N/C:C/I:C/A:C)

Temporal Score: 5.1 (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:

Graphics drivers of some Huawei smart phones have a integer overflow issue due to the lack of a parameters check, which lead to a further heap overflow vulnerability. An attacker may trick a user into installing a malicious application and application can exploit the vulnerability to crash the system or escalate user privilege.

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

2. 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/index.htm


This vulnerability was reported to Huawei PSIRT by Zhao Jianqiang from Lab 0x031E of Qihoo 360 Technology Co. Ltd. Huawei would like to thank Zhao Jianqiang for working with us and coordinated vulnerability disclosure to protect our customers.
2016-02-03 V1.0 INITIAL

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