CVE-2017-1000377 : Vulnerability Insights and Analysis

A vulnerability was found in the size of the default stack guard page in PAX Linux, impacting versions released on or after June 19, 2017.

Understanding CVE-2017-1000377

This CVE identifies a security issue related to the default stack guard page size in PAX Linux.

What is CVE-2017-1000377?

The default stack guard page in PAX Linux, originally developed by GRSecurity and adopted by other vendors, is inadequately large, allowing attackers to bypass it by 'jumping' over.

The Impact of CVE-2017-1000377

This vulnerability affects PAX Linux Kernel versions released on or after June 19, 2017, although specific version details are currently unknown.

Technical Details of CVE-2017-1000377

The technical aspects of the vulnerability are as follows:

Vulnerability Description

Default stack guard page in PAX Linux is insufficiently large
Attackers can bypass the stack guard page by 'jumping' over it

Affected Systems and Versions

PAX Linux Kernel versions released on or after June 19, 2017

Exploitation Mechanism

Attackers exploit the inadequately sized stack guard page to bypass security measures

Mitigation and Prevention

Steps to address and prevent exploitation of CVE-2017-1000377:

Immediate Steps to Take

Monitor for security updates from PAX Linux and related vendors
Implement additional security measures to mitigate stack-based attacks

Long-Term Security Practices

Regularly update PAX Linux Kernel to the latest version
Conduct security assessments and audits to identify and address vulnerabilities

Patching and Updates

Apply patches and updates provided by PAX Linux and associated vendors to address the vulnerability