CVE-2018-11280 : What You Need to Know

Android for MSM, Firefox OS for MSM, and QRD Android by Qualcomm, Inc. are affected by a memory exhaustion vulnerability due to lack of input validation, potentially leading to system overload.

Understanding CVE-2018-11280

This CVE involves memory exhaustion in various Android releases based on the Linux kernel due to inadequate validation of NAT entry input sizes during user-space processing.

What is CVE-2018-11280?

Memory exhaustion vulnerability in Android for MSM, Firefox OS for MSM, and QRD Android
Caused by lack of validation of NAT entry input sizes during user-space processing
Overloading the system with memory consumption when input size exceeds the maximum allowed

The Impact of CVE-2018-11280

Allows attackers to trigger memory exhaustion leading to system instability or denial of service
Potential for unauthorized access or data loss due to system overload

Technical Details of CVE-2018-11280

This section provides detailed technical information about the vulnerability.

Vulnerability Description

Memory exhaustion vulnerability in Android releases from CAF using the Linux kernel
Triggered by exceeding the maximum allowed size of NAT entry input

Affected Systems and Versions

Products: Android for MSM, Firefox OS for MSM, QRD Android
Versions: All Android releases from CAF using the Linux kernel

Exploitation Mechanism

Attackers exploit the lack of input validation in NAT entry sizes to overwhelm system memory

Mitigation and Prevention

Protect your systems from CVE-2018-11280 with these mitigation strategies.

Immediate Steps to Take

Apply patches or updates provided by Qualcomm or relevant vendors
Implement network-level protections to detect and block malicious traffic
Monitor system resources for unusual memory consumption

Long-Term Security Practices

Regularly update software and firmware to address known vulnerabilities
Conduct security assessments and audits to identify and remediate potential weaknesses

Patching and Updates

Stay informed about security bulletins and advisories from Qualcomm and trusted sources
Prioritize the installation of patches to mitigate memory exhaustion risks