Huawei P8 Lite/P9 Lite/P9 TrustZone Driver resource control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in Huawei P8 Lite, P9 Lite and P9 (Smartphone Operating System) (version unknown). It has been classified as critical. Affected is an unknown function of the component TrustZone Driver. The manipulation with an unknown input leads to a resource control vulnerability. CWE is classifying the issue as CWE-664. The product does not maintain or incorrectly maintains control over a resource throughout its lifetime of creation, use, and release. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The TrustZone driver in Huawei P9 phones with software Versions earlier than EVA-AL10C00B352 and P9 Lite with software VNS-L21C185B130 and earlier versions and P8 Lite with software ALE-L02C636B150 and earlier versions has an improper resource release vulnerability, which allows attackers to cause a system restart or privilege elevation.

The bug was discovered 11/23/2016. The weakness was shared 04/02/2017 (Website). The advisory is shared for download at This vulnerability is traded as CVE-2016-8763 since 10/18/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 130 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.






CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍



VulDB Base Score: 🔍
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Class: Resource control
CWE: CWE-664

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍


10/18/2016 🔍
11/23/2016 +36 days 🔍
11/24/2016 +1 days 🔍
04/02/2017 +129 days 🔍
04/02/2017 +0 days 🔍
04/03/2017 +1 days 🔍
11/24/2022 +2061 days 🔍



Advisory: sa-20161123-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-8763 (🔍)
SecurityFocus: 94509 - Multiple Huawei Products Local Multiple Security Vulnerabilities
OSVDB: - CVE-2016-8763 - Huawei - Multiple Products - Privilege Escalation Issue


Created: 04/03/2017 09:04 AM
Updated: 11/24/2022 02:27 PM
Changes: 04/03/2017 09:04 AM (61), 08/25/2020 09:07 AM (5), 11/24/2022 02:27 PM (4)
Complete: 🔍
Cache ID: 3:70A:40


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