CVE-2017-18053 : Security Advisory and Response

CVE-2017-18053 was published on March 5, 2018, and affects various software systems such as Android for MSM, Firefox OS for MSM, QRD Android, and all Android releases from CAF that use the Linux kernel. The vulnerability arises from improper input validation, potentially leading to an out-of-bounds memory read.

Understanding CVE-2017-18053

This CVE identifies a security flaw in the firmware of certain Qualcomm-based devices that could be exploited to trigger an out-of-bounds memory read.

What is CVE-2017-18053?

The vulnerability in CVE-2017-18053 stems from improper validation of input received from the firmware for fix_param->vdev_id in the function wma_p2p_lo_event_handler(). This oversight may allow malicious actors to read memory outside the bounds of what is allocated, potentially leading to unauthorized access or system crashes.

The Impact of CVE-2017-18053

The exploitation of this vulnerability could result in unauthorized access to sensitive information, system crashes, or potentially allow attackers to execute arbitrary code on the affected devices.

Technical Details of CVE-2017-18053

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability arises from improper input validation for fix_param->vdev_id in the function wma_p2p_lo_event_handler(), which is received from the firmware, potentially leading to an out-of-bounds memory read.

Affected Systems and Versions

Android for MSM
Firefox OS for MSM
QRD Android
All Android releases from CAF using the Linux kernel

Exploitation Mechanism

The vulnerability can be exploited by crafting malicious input to trigger an out-of-bounds memory read, potentially leading to unauthorized access or system instability.

Mitigation and Prevention

Protecting systems from CVE-2017-18053 requires immediate action and long-term security practices.

Immediate Steps to Take

Apply patches provided by the vendor to address the vulnerability promptly.
Monitor vendor communications for updates and security advisories.

Long-Term Security Practices

Regularly update software and firmware to mitigate known vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential breaches.

Patching and Updates

Stay informed about security updates and patches released by Qualcomm and other relevant vendors.
Prioritize the installation of security updates to protect systems from known vulnerabilities.