CVE-2017-18277 : Vulnerability Insights and Analysis
Learn about CVE-2017-18277 affecting Qualcomm Snapdragon Automobile, Mobile, Wear devices. Discover the impact, affected systems, and mitigation steps for this memory allocation vulnerability.
CVE-2017-18277, published on October 23, 2018, by Qualcomm, Inc., affects Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear devices. The vulnerability involves a sleep state and infinite loop when dynamic memory allocation fails.
Understanding CVE-2017-18277
This CVE entry highlights a critical issue in Qualcomm's Snapdragon products, potentially leading to system instability.
What is CVE-2017-18277?
The vulnerability triggers a sleep state for one second followed by an infinite loop in Snapdragon devices when dynamic memory allocation fails.
The Impact of CVE-2017-18277
The vulnerability can cause system instability, potential crashes, and denial of service due to the flawed memory allocation handling.
Technical Details of CVE-2017-18277
Qualcomm's Snapdragon products are affected by this memory allocation issue.
Vulnerability Description
When memory allocation fails, the affected devices enter a sleep state for one second and then proceed with an infinite loop without attempting to retry the allocation.
Affected Systems and Versions
- Products: Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear
- Versions: MDM9206, MDM9607, MDM9640, MDM9650, MSM8909W, QCN5502, SD 210/SD 212/SD 205, SD 425, SD 430, SD 450, SD 600, SD 615/16/SD 415, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835
Exploitation Mechanism
The vulnerability is triggered by a failed dynamic memory allocation, leading to the sleep state and infinite loop, potentially exploited by malicious actors.
Mitigation and Prevention
Qualcomm recommends immediate actions and long-term security practices to address CVE-2017-18277.
Immediate Steps to Take
- Apply patches and updates provided by Qualcomm promptly.
- Monitor system behavior for any signs of instability or crashes.
Long-Term Security Practices
- Regularly update firmware and software to mitigate potential vulnerabilities.
- Implement secure coding practices to prevent memory allocation issues.
Patching and Updates
- Qualcomm may release patches to address the memory allocation flaw; ensure timely installation to secure affected devices.