The tzdriver module of Huawei Mate 7 smartphone has an input check error, which allows the user-mode application to modify kernel-mode memory data and maybe make system break down or application elevate privilege. (Vulnerability ID: HWPSIRT-2015-03011)
These Vulnerabilities have been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2015-4421.
The TEEOS module of Huawei Mate 7 smartphone which is used to realize the function of fingerprint identification has an input check error, which enables the attackers with the root permission to modify kernel-mode memory data of TEEOS module, which could make system break down, TEEOS be tampered or malicious code execution. (Vulnerability ID: HWPSIRT-2015-03012) These Vulnerabilities have been assigned Common Vulnerabilities and Exposures (CVE) ID: CVE-2015-4422.
This vulnerability was found by Di Shen (@returnsme) of Qihoo 360 Technology Co. Ltd. Huawei PSIRT is not aware of any public announcements or malicious use of the vulnerability described in this advisory.
Huawei express our appreciation for Di Shen’s concerns on Huawei products.
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