CVE-2018-3586 Explained : Impact and Mitigation
Learn about CVE-2018-3586, an integer overflow to buffer overflow vulnerability in the ADSPRPC heap manager affecting Android releases from CAF using the Linux kernel. Find mitigation steps and prevention measures here.
A vulnerability known as buffer overflow resulting from integer overflow has been identified in the ADSPRPC heap manager present in various Android releases such as Android for MSM, Firefox OS for MSM, and QRD Android. This vulnerability is specific to systems using the Linux kernel supplied by CAF.
Understanding CVE-2018-3586
This CVE-2018-3586 advisory was published on July 5, 2018, by Qualcomm, Inc., affecting multiple Android releases.
What is CVE-2018-3586?
CVE-2018-3586 is an integer overflow to buffer overflow vulnerability in the ADSPRPC heap manager found in all Android releases from CAF using the Linux kernel.
The Impact of CVE-2018-3586
The vulnerability poses a risk of exploitation through buffer overflow attacks, potentially leading to unauthorized access, data corruption, or system crashes.
Technical Details of CVE-2018-3586
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability arises from an integer overflow to buffer overflow in the ADSPRPC heap manager.
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 can be exploited through crafted input that triggers the buffer overflow condition, potentially allowing attackers to execute arbitrary code.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent exploitation of CVE-2018-3586.
Immediate Steps to Take
- Apply security patches provided by Qualcomm or the respective vendors promptly.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Regularly update and patch all software and systems to mitigate known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address potential weaknesses.
Patching and Updates
- Stay informed about security bulletins and updates from Qualcomm and relevant vendors.
- Ensure timely deployment of patches to secure affected systems and prevent exploitation.