CVE-2022-25465 : What You Need to Know

Espruino 2v11 release was discovered to contain a stack buffer overflow vulnerability via src/jsvar.c in jsvGetNextSibling.

Understanding CVE-2022-25465

This CVE describes a stack buffer overflow vulnerability found in Espruino 2v11 release.

What is CVE-2022-25465?

Espruino 2v11 release has a vulnerability that allows an attacker to trigger a stack buffer overflow through src/jsvar.c in jsvGetNextSibling.

The Impact of CVE-2022-25465

The vulnerability can potentially be exploited by malicious actors to execute arbitrary code or cause denial of service.

Technical Details of CVE-2022-25465

This section provides technical details of the vulnerability found in Espruino 2v11 release.

Vulnerability Description

The issue arises due to a stack buffer overflow vulnerability in src/jsvar.c in jsvGetNextSibling within Espruino 2v11 release.

Affected Systems and Versions

Espruino 2v11 release is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability to trigger a stack buffer overflow, potentially leading to code execution or denial of service.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-25465, immediate actions and long-term security practices need to be implemented.

Immediate Steps to Take

Users should refrain from running untrusted code and apply security patches promptly.

Long-Term Security Practices

Enforcing the principle of least privilege, maintaining up-to-date software, and conducting regular security audits can enhance overall system security.

Patching and Updates

It is crucial to stay informed about security updates released by Espruino and apply patches as soon as they are available.