The Trusted Execution Environment (TEE) module driver of Mate 9 and Mate 9 Pro smart phones with software versions earlier than MHA-AL00BC0…

Published 8 y ago 2017-11-22 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.8

v3.0 · NVD

CISA KEV

not known exploited

EPSS

1.1%

percentile 65%

Public exploits

none known

The Trusted Execution Environment (TEE) module driver of Mate 9 and Mate 9 Pro smart phones with software versions earlier than MHA-AL00BC00B221 and versions earlier than LON-AL00BC00B221 has a use after free (UAF) vulnerability. An attacker tricks a user into installing a malicious application, and the application can start multiple threads and try to create and free specific memory, which could triggers access memory after free it and causes a system crash or arbitrary code execution.

Exploit prediction (EPSS)

1.07% probability of exploitation in the next 30 days, higher than 65% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	7.8	`CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
NVD	2.0	9.3	`AV:N/AC:M/Au:N/C:C/I:C/A:C`

Affected products

Huawei Technologies Co., Ltd. Mate 9, Mate 9 Pro

Classification

Weakness

CWE-416 Use After Free

References

huawei.com /en/psirt/security-advisories/huawei-sa-20170615-01-smartphone-en · x_refsource_CONFIRM, x_transferred

Sources

CVE List: CVE-2017-8142
NVD: CVE-2017-8142

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