CVE-2021-46343 : Security Advisory and Response
CVE-2021-46343 describes an assertion failure in JerryScript 3.0.0, potentially leading to security breaches. Learn about the impact, affected versions, and mitigation steps.
This CVE involves an assertion failure in JerryScript 3.0.0, specifically in the file js-parser-expr.c, causing the assertion 'context_p->token.type == LEXER_LITERAL' to fail.
Understanding CVE-2021-46343
What is CVE-2021-46343?
This CVE describes an assertion failure in the specified JerryScript file, impacting the integrity of the software.
The Impact of CVE-2021-46343
The vulnerability could potentially lead to a denial of service or other security breaches in systems using JerryScript 3.0.0.
Technical Details of CVE-2021-46343
Vulnerability Description
The assertion 'context_p->token.type == LEXER_LITERAL' fails in js-parser-expr.c 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 specific condition that causes the assertion failure.
Mitigation and Prevention
Immediate Steps to Take
- Update JerryScript to a patched version if available.
- Monitor official channels for a fix announcement.
Long-Term Security Practices
- Regularly update software components to address vulnerabilities.
- Conduct security audits and code reviews.
- Implement secure coding practices.
Patching and Updates
Stay informed about patches and updates for JerryScript to address this vulnerability.