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P9 Plus Firmware CVE-2017-8140

HIGH
Double Free (CWE-415)
2017-11-22 psirt@huawei.com
RCE P9 Plus Firmware
7.8
CVSS 3.0 · NVD
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Severity by source

NVD PRIMARY
7.8 HIGH
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Nov 22, 2017 - 19:29 cve.org
HIGH 7.8

DescriptionCVE.org

The soundtrigger driver in P9 Plus smart phones with software versions earlier than VIE-AL10BC00B353 has a memory double free vulnerability. An attacker tricks a user into installing a malicious application, and the application can start multiple threads and try to free specific memory, which could triggers double free and causes a system crash or arbitrary code execution.

AnalysisAI

The soundtrigger driver in P9 Plus smart phones with software versions earlier than VIE-AL10BC00B353 has a memory double free vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-415. The soundtrigger driver in P9 Plus smart phones with software versions earlier than VIE-AL10BC00B353 has a memory double free vulnerability. An attacker tricks a user into installing a malicious application, and the application can start multiple threads and try to free specific memory, which could triggers double free and causes a system crash or arbitrary code execution. Affected products include: Huawei P9 Plus Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Same weakness CWE-415 – Double Free

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CVE-2017-8140 vulnerability details – vuln.today
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