CVE-2021-46337 : Vulnerability Insights and Analysis
Learn about CVE-2021-46337, an assertion failure in JerryScript 3.0.0 that could lead to a denial of service (DoS) condition. Find mitigation steps and affected systems here.
JerryScript 3.0.0 is affected by an assertion failure 'page_p != NULL' in the js-parser-mem.c file.
Understanding CVE-2021-46337
What is CVE-2021-46337?
The vulnerability involves an assertion failure in JerryScript 3.0.0, specifically in the js-parser-mem.c file.
The Impact of CVE-2021-46337
The assertion failure in JerryScript 3.0.0 could potentially lead to a denial of service (DoS) condition due to the failed assertion.
Technical Details of CVE-2021-46337
Vulnerability Description
The vulnerability occurs due to the failure of the assertion 'page_p != NULL' in the js-parser-mem.c file of JerryScript 3.0.0.
Affected Systems and Versions
- Affected Version: JerryScript 3.0.0
Exploitation Mechanism
The vulnerability can be exploited by triggering the assertion 'page_p != NULL' in the specific file, leading to a DoS condition.
Mitigation and Prevention
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Monitor official channels for security advisories related to JerryScript.
Long-Term Security Practices
- Regularly update JerryScript to the latest secure version.
- Implement code review processes to catch such vulnerabilities in the development phase.
Patching and Updates
Ensure to regularly check for and apply any patches or updates provided by JerryScript to address this vulnerability.