CWE
476
Advisory Published
Updated

CVE-2021-33446: Null Pointer Dereference

First published: Tue Jul 26 2022(Updated: )

An issue was discovered in mjs (mJS: Restricted JavaScript engine), ES6 (JavaScript version 6). There is NULL pointer dereference in mjs_next() in mjs.c.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Cesanta MJS<2.20.0

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Frequently Asked Questions

  • What is CVE-2021-33446?

    CVE-2021-33446 is an issue discovered in mjs (mJS: Restricted JavaScript engine), ES6 (JavaScript version 6).

  • What is the severity of CVE-2021-33446?

    The severity of CVE-2021-33446 is medium with a severity value of 5.5.

  • Which software is affected by CVE-2021-33446?

    Cesanta MJS version up to 2.20.0 is affected by CVE-2021-33446.

  • What is the description of CVE-2021-33446?

    CVE-2021-33446 is a vulnerability in mjs where there is a NULL pointer dereference in mjs_next() in mjs.c.

  • How can I fix CVE-2021-33446?

    Upgrade Cesanta MJS to a version higher than 2.20.0 to fix CVE-2021-33446.

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