CVE-2022-22891 Explained : Impact and Mitigation

Jerryscript 3.0.0 has been found to have a SEGV vulnerability via ecma_ref_object_inline in /jerry-core/ecma/base/ecma-gc.c.

Understanding CVE-2022-22891

This CVE involves a vulnerability in Jerryscript 3.0.0 that could be exploited via ecma_ref_object_inline.

What is CVE-2022-22891?

CVE-2022-22891 is a SEGV vulnerability discovered in Jerryscript 3.0.0, posing a security risk due to the issue in ecma_ref_object_inline in /jerry-core/ecma/base/ecma-gc.c.

The Impact of CVE-2022-22891

The vulnerability could potentially be exploited by attackers to cause a denial of service or execute arbitrary code on systems running the affected version of Jerryscript.

Technical Details of CVE-2022-22891

This section provides insight into the vulnerability, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability lies in ecma_ref_object_inline in /jerry-core/ecma/base/ecma-gc.c in Jerryscript 3.0.0, potentially leading to a SEGV issue.

Affected Systems and Versions

Jerryscript 3.0.0 is confirmed to be impacted by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited by performing actions related to ecma_ref_object_inline in the specified directory.

Mitigation and Prevention

To safeguard systems from CVE-2022-22891, it is crucial to take immediate and long-term preventive measures.

Immediate Steps to Take

It is recommended to update Jerryscript to a patched version or apply relevant security fixes to address the vulnerability.

Long-Term Security Practices

Implement comprehensive security measures such as regular software updates, code reviews, and security assessments to prevent similar vulnerabilities.

Patching and Updates

Stay informed about security patches and updates released by the Jerryscript project to ensure the mitigation of CVE-2022-22891.