CVE-2018-3568 : Security Advisory and Response

A buffer overwrite vulnerability in Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android could lead to a security issue.

Understanding CVE-2018-3568

This CVE involves a buffer overwrite in Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android, affecting all Android releases from CAF using the Linux kernel.

What is CVE-2018-3568?

CVE-2018-3568 is a buffer overwrite vulnerability in __wlan_hdd_cfg80211_vendor_scan() in Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android when using certain Android releases from CAF.

The Impact of CVE-2018-3568

The vulnerability could allow an attacker to trigger a buffer overwrite, potentially leading to unauthorized access or denial of service.

Technical Details of CVE-2018-3568

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

Vulnerability Description

The issue arises in __wlan_hdd_cfg80211_vendor_scan() in Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android, with all Android releases from CAF using the Linux kernel.

Affected Systems and Versions

Product: Android for MSM, Firefox OS for MSM, QRD Android
Vendor: Qualcomm, Inc.
Versions: All Android releases from CAF using the Linux kernel

Exploitation Mechanism

The vulnerability occurs due to a buffer overwrite in the specified function, potentially exploited by crafting malicious input.

Mitigation and Prevention

Protecting systems from CVE-2018-3568 requires immediate action and long-term security measures.

Immediate Steps to Take

Apply security patches provided by Qualcomm or relevant vendors promptly.
Monitor for any unusual network activity that could indicate exploitation.

Long-Term Security Practices

Implement network segmentation to limit the impact of potential attacks.
Conduct regular security assessments and penetration testing to identify vulnerabilities.

Patching and Updates

Regularly update software and firmware to ensure systems are protected against known vulnerabilities.