CVE-2017-11023 : Security Advisory and Response
Learn about CVE-2017-11023 affecting Android platforms due to out-of-bound buffer accesses. Find out the impact, affected systems, and mitigation steps.
Android platforms, including Android for MSM, Firefox OS for MSM, QRD Android, and all Android releases from CAF using the Linux kernel, are susceptible to out-of-bound buffer accesses due to synchronization issues when multiple threads access global variables.
Understanding CVE-2017-11023
This CVE highlights a vulnerability in various Android platforms that could lead to out-of-bound buffer accesses.
What is CVE-2017-11023?
The vulnerability in CVE-2017-11023 arises from the lack of synchronization when multiple threads access global variables in Android platforms.
The Impact of CVE-2017-11023
The vulnerability could potentially allow attackers to exploit out-of-bound buffer accesses, leading to security breaches and unauthorized access to sensitive information.
Technical Details of CVE-2017-11023
This section provides more technical insights into the CVE.
Vulnerability Description
The issue stems from the lack of synchronization in accessing global variables by multiple threads in Android platforms.
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 by malicious actors to perform out-of-bound buffer accesses, potentially compromising system integrity and data confidentiality.
Mitigation and Prevention
Protecting systems from CVE-2017-11023 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Qualcomm or relevant vendors promptly.
- Monitor for any unusual system behavior that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Implement secure coding practices to prevent buffer overflow vulnerabilities.
- Regularly update and patch software to address known security issues.
Patching and Updates
- Stay informed about security bulletins and updates from Qualcomm and Android to apply patches as soon as they are available.