CVE-2016-8764
Status: ModifiedMedium (6.4)—
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 input validation vulnerability, which allows attackers to read and write user-mode memory data anywhere in the TrustZone driver.
CVSS
- Version: 3.0
- Vector: CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- Base score: 6.4
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.21%
- Percentile among all scored CVEs: 11
- Score date: 10/5/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (3)
CWEs
- CWE-20
References
Raw JSON (NVD)
Show
{
"id": "CVE-2016-8764",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.1,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:M/Au:S/C:P/I:P/A:P",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 2.7,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV30": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.0",
"baseScore": 6.4,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 0.5
}
]
},
"affected": [
{
"source": "psirt@huawei.com",
"affectedData": [
{
"vendor": "n/a",
"product": "P9,P9 Lite,P8 Lite Versions earlier than EVA-AL10C00B352,VNS-L21C185B130 and earlier versions,ALE-L02C636B150 and earlier versions",
"versions": [
{
"status": "affected",
"version": "P9,P9 Lite,P8 Lite Versions earlier than EVA-AL10C00B352,VNS-L21C185B130 and earlier versions,ALE-L02C636B150 and earlier versions"
}
]
}
]
}
],
"published": "2017-04-02T20:59:01.327",
"references": [
{
"url": "http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161123-01-smartphone-en",
"tags": [
"Vendor Advisory"
],
"source": "psirt@huawei.com"
},
{
"url": "http://www.securityfocus.com/bid/94509",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@huawei.com"
},
{
"url": "http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20161123-01-smartphone-en",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://www.securityfocus.com/bid/94509",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-20"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "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 input validation vulnerability, which allows attackers to read and write user-mode memory data anywhere in the TrustZone driver."
},
{
"lang": "es",
"value": "El controlador TrustZone en teléfonos Huawei P9 con versiones de software anteriores a EVA-AL10C00B352 y P9 Lite con software VNS-L21C185B130 y versiones anteriores y P8 Lite con software ALE-L02C636B150 y versiones anteriores tiene una vulnerabilidad de validación de entrada, lo que permite a atacantes leer y escribir datos de memoria en modo usuario en cualquier lugar en el controlador TrustZone."
}
],
"lastModified": "2026-06-17T00:54:58.480",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:huawei:p9_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2FBF38FD-8B21-4A0E-BD4A-435DC908A2B3"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:huawei:p9:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "B1E734BC-513F-4FF6-B4AB-46A3AD8FA9BA"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:huawei:p9_lite_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DF064ADF-1E81-442F-AEE7-5BDC89948F63",
"versionEndIncluding": "vns-l21c185b130"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:huawei:p9_lite:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "866C3F90-FC3B-4A9F-8BAC-83A89077F96E"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:huawei:p8_lite_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9FA55A51-29D6-42E1-8A62-0335D5562166",
"versionEndIncluding": "ale-l02c636b150"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:huawei:p8_lite:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "AE2B9076-0E47-461F-BD6C-69FAB7572701"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "psirt@huawei.com"
}