CVE-2018-3580 : What You Need to Know

Android for MSM, Firefox OS for MSM, and QRD Android devices by Qualcomm are affected by a stack-based buffer overflow vulnerability in the WLAN driver due to a specific issue in the Linux Kernel.

Understanding CVE-2018-3580

This CVE identifies a critical vulnerability in the WLAN driver of Android releases from CAF, impacting various Qualcomm devices.

What is CVE-2018-3580?

The WLAN driver in Android releases from CAF, including Android for MSM, Firefox OS for MSM, and QRD Android, may encounter a stack-based buffer overflow if the pmkid_count exceeds the PMKIDCache size, specifically related to the Linux Kernel.

The Impact of CVE-2018-3580

This vulnerability could allow an attacker to trigger a stack-based buffer overflow, potentially leading to arbitrary code execution or system crashes on affected devices.

Technical Details of CVE-2018-3580

The technical aspects of this CVE provide insight into the specific vulnerability and its implications.

Vulnerability Description

The issue arises from a stack-based buffer overflow in the WLAN driver when the pmkid_count surpasses the PMKIDCache size in Android releases from CAF utilizing 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 improper handling of memory allocation in the WLAN driver, allowing an attacker to exploit the buffer overflow by manipulating the pmkid_count value.

Mitigation and Prevention

Addressing CVE-2018-3580 requires immediate actions and long-term security measures to safeguard vulnerable systems.

Immediate Steps to Take

Apply security patches provided by Qualcomm or the device manufacturer promptly.
Monitor official sources for updates and advisories regarding this vulnerability.

Long-Term Security Practices

Implement network segmentation to contain potential attacks within specific areas of the network.
Conduct regular security audits and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Regularly update the device's firmware and software to ensure the latest security patches are in place.
Follow best practices for secure coding and configuration to mitigate similar vulnerabilities in the future.