CVE-2018-11918 : Security Advisory and Response
Learn about CVE-2018-11918 affecting Android releases like Android for MSM. Understand the impact, exploitation mechanism, and mitigation steps for this kernel memory allocation vulnerability.
Android Kernel Memory Allocation Vulnerability
Understanding CVE-2018-11918
The kernel in various Android releases automatically releases memory allocation when encountering an error in the 'probe' function.
What is CVE-2018-11918?
This vulnerability affects Android releases such as Android for MSM, Firefox OS for MSM, and QRD Android. It occurs in releases from CAF that utilize the Linux kernel.
The Impact of CVE-2018-11918
The automatic release of memory allocation by the kernel can lead to potential security risks and system instability.
Technical Details of CVE-2018-11918
Vulnerability Description
The kernel in Android releases from CAF using the Linux kernel automatically releases memory allocation when the 'probe' function fails with an error code.
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions: Not applicable
Exploitation Mechanism
The vulnerability is exploited when the 'probe' function encounters an error code, triggering the automatic release of memory allocation by the kernel.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by the vendor
- Monitor security bulletins for updates
Long-Term Security Practices
- Regularly update software and firmware
- Implement secure coding practices
Patching and Updates
It is crucial to apply patches and updates promptly to mitigate the risk of exploitation.