CVE-2018-11295 : What You Need to Know

Android for MSM, Firefox OS for MSM, and QRD Android by Qualcomm are affected by an Integer Overflow to Buffer Overflow vulnerability in WLAN.

Understanding CVE-2018-11295

The WMA handler in CAF's Android releases may lead to an OOB write due to exceeding maximum data length.

What is CVE-2018-11295?

The vulnerability in Qualcomm's Android releases allows for an Integer Overflow to Buffer Overflow in WLAN, potentially resulting in an OOB write.

The Impact of CVE-2018-11295

The issue could be exploited to execute arbitrary code or cause a denial of service on affected systems.

Technical Details of CVE-2018-11295

Qualcomm's Android releases are susceptible to an Integer Overflow to Buffer Overflow vulnerability in WLAN.

Vulnerability Description

The WMA handler in CAF's Android releases, such as Android for MSM, Firefox OS for MSM, and QRD Android, may trigger an OOB write if data length exceeds the maximum.

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 arises when the length and anqp length of event data from the firmware surpass the maximum allowed, leading to an OOB write.

Mitigation and Prevention

Immediate Steps to Take:

Apply patches provided by Qualcomm promptly.
Monitor vendor security bulletins for updates. Long-Term Security Practices:
Regularly update software and firmware to the latest versions.
Implement network segmentation and access controls.
Conduct regular security assessments and audits.
Educate users on security best practices.

Patching and Updates

Ensure timely installation of security patches and updates from Qualcomm to mitigate the CVE-2018-11295 vulnerability.