CVE-2018-9347 : Vulnerability Insights and Analysis
Learn about CVE-2018-9347 affecting Android SMF_ParseMetaEvent function. Find out how this flaw in input validation can lead to a denial of service and the necessary mitigation steps.
Android SMF_ParseMetaEvent Function Vulnerability
Understanding CVE-2018-9347
What is CVE-2018-9347?
The SMF_ParseMetaEvent function in the eas_smf.c file of Android has a flaw in input validation, leading to an infinite loop. This vulnerability could be exploited remotely to cause a temporary denial of service without requiring additional execution privileges. User interaction is necessary for exploitation.
The Impact of CVE-2018-9347
This vulnerability could result in a temporary denial of service on affected Android devices.
Technical Details of CVE-2018-9347
Vulnerability Description
The SMF_ParseMetaEvent function in eas_smf.c lacks proper input validation, allowing for an infinite loop, potentially leading to a denial of service.
Affected Systems and Versions
- Product: Android
- Versions affected: Android-7.0, Android-7.1.1, Android-7.1.2, Android-8.0, Android-8.1, Android-9
Exploitation Mechanism
- Exploitation requires user interaction
- No additional execution privileges are needed
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Google
- Avoid interacting with untrusted sources or files
Long-Term Security Practices
- Regularly update Android devices
- Implement security best practices to prevent similar vulnerabilities
Patching and Updates
- Google has released security updates to address this vulnerability