CVE-2018-9513 : Security Advisory and Response
Learn about CVE-2018-9513, a vulnerability in Android kernel allowing local privilege escalation without user interaction. Find mitigation steps and patching details.
Android kernel vulnerability leading to local privilege escalation.
Understanding CVE-2018-9513
What is CVE-2018-9513?
The copy_process function in the fork.c file of Android kernel has a double free error, potentially causing memory corruption. This flaw allows local privilege escalation without additional execution privileges, requiring no user interaction.
The Impact of CVE-2018-9513
This vulnerability could be exploited for local privilege escalation on affected Android systems.
Technical Details of CVE-2018-9513
Vulnerability Description
The copy_process function in fork.c of Android kernel is susceptible to memory corruption due to a double free error.
Affected Systems and Versions
- Affected Product: Android
- Affected Vendor: Google Inc.
- Affected Version: Android kernel
Exploitation Mechanism
The vulnerability can be exploited locally without the need for additional execution privileges or user interaction.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Google for the affected Android kernel version.
- Monitor vendor security bulletins for updates and follow recommended actions.
Long-Term Security Practices
- Regularly update and patch all software and systems to prevent vulnerabilities.
- Implement least privilege access controls to limit potential exploit impact.
Patching and Updates
- Google has released security updates addressing this vulnerability in the Android kernel.