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Security Advisory - Memory Double Free Vulnerability in GPU Driver of Some Huawei Smart Phones

  • SA No:huawei-sa-20171201-01-smartphone
  • Initial Release Date: 2017-12-01
  • Last Release Date: 2017-12-01

The GPU driver of some Huawei smart phones has a memory double free vulnerability. An attacker tricks a user into installing a malicious application, and the application can call special API, which could triggers double free and causes a system crash or arbitrary code execution. (Vulnerability ID: HWPSIRT-2017-11027)
This vulnerability has been assigned a CVE ID: CVE-2017-15316.
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-20171201-01-smartphone-en

Product Name

Affected Version

Resolved Product and Version

Mate 9

The versions before MHA-AL00B 8.0.0.334(C00)

MHA-AL00B 8.0.0.334(C00)

Mate 9 Pro

The versions before LON-AL00B 8.0.0.334(C00)

LON-AL00B 8.0.0.334(C00)

Successful exploitation of the vulnerability allows attackers to crash the system or execute arbitrary code.
The vulnerability classification has been performed by using the CVSSv3 scoring system (http://www.first.org/cvss/specification-document).
Base Score: 7.0 (AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H)
Temporal Score: 6.5 (E:F/RL:O/RC:C)
This vulnerability can be exploited only when the following conditions are present:
The attacker has successfully tricked a user into installing the malicious application.
Vulnerability details:
An attacker tricks a user into installing a malicious application, and the application can call special API, which could triggers double free and causes a system crash or arbitrary 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 discovered by Tencent Keen Security Lab.
2017-12-01 V1.0 INITIAL

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