CVE-2017-8140 : What You Need to Know

The P9 Plus smartphones by Huawei Technologies Co., Ltd. with software versions earlier than VIE-AL10BC00B353 are vulnerable to a memory double free issue in the soundtrigger driver, potentially leading to system crashes or arbitrary code execution.

Understanding CVE-2017-8140

This CVE entry describes a critical vulnerability in Huawei's P9 Plus smartphones that could be exploited by deceiving users into installing malicious applications.

What is CVE-2017-8140?

The vulnerability in the soundtrigger driver of P9 Plus smartphones with specific software versions allows attackers to trigger a double free of memory by manipulating certain applications.

The Impact of CVE-2017-8140

Exploiting this vulnerability could result in system crashes or the execution of arbitrary code on the affected devices, posing a significant security risk to users.

Technical Details of CVE-2017-8140

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from a memory double free issue in the soundtrigger driver of P9 Plus smartphones with software versions earlier than VIE-AL10BC00B353.

Affected Systems and Versions

Product: P9 Plus
Vendor: Huawei Technologies Co., Ltd.
Vulnerable Versions: Versions earlier than VIE-AL10BC00B353

Exploitation Mechanism

Attackers deceive users into installing harmful applications
Malicious applications initiate multiple threads and attempt to free specific memory
This action triggers a double free, potentially leading to system crashes or arbitrary code execution

Mitigation and Prevention

To protect devices from CVE-2017-8140, users and organizations should take immediate and long-term security measures.

Immediate Steps to Take

Update the affected devices to the latest software version provided by Huawei
Avoid installing applications from untrusted sources
Regularly monitor for unusual device behavior

Long-Term Security Practices

Educate users about the risks of downloading apps from unknown sources
Implement security awareness training for employees
Employ mobile device management solutions to enforce security policies

Patching and Updates

Apply security patches and updates released by Huawei promptly
Continuously monitor for new security advisories and updates from the vendor