CVE-2018-11967 : Vulnerability Insights and Analysis

The skel library's signature verification could potentially be disabled due to memory allocation issues on various Qualcomm platforms.

Understanding CVE-2018-11967

What is CVE-2018-11967?

The vulnerability in the skel library could allow for the disabling of signature verification due to memory allocation problems on Qualcomm platforms.

The Impact of CVE-2018-11967

The vulnerability could lead to a potential bypass of security measures, impacting the integrity of the affected systems.

Technical Details of CVE-2018-11967

Vulnerability Description

The issue arises from the memory region where the skel library is loaded, allocated from userspace on Qualcomm platforms.

Affected Systems and Versions

Affected Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables
Affected Versions: MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8909W, MSM8996AU, QCS605, Qualcomm 215, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDA660, SDM439, SDM630, SDM660, SDX20, SDX24

Exploitation Mechanism

The vulnerability could be exploited by attackers to potentially disable signature verification, compromising the security of the systems.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability.
Monitor for any unusual activities on the affected systems.

Long-Term Security Practices

Regularly update and patch systems to prevent similar vulnerabilities.
Implement proper access controls and permissions to limit potential exploits.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm to apply necessary patches promptly.