CVE-2021-33797: Buffer Overflow

Published Apr 17, 2023
·
Updated

Buffer-overflow in jsdtoa.c in Artifex MuJS in versions 1.0.1 to 1.1.1. An integer overflow happens when jsstrtod() reads in floating point exponent, which leads to a buffer overflow in the pointer d.

Affected Software

1 affected component
Artifex MuJS>=1.0.1<=1.1.1

Event History

Apr 17, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
via NVD·10:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the vulnerability ID for this buffer overflow?

The vulnerability ID for this buffer overflow is CVE-2021-33797.

2

What is the severity of CVE-2021-33797?

CVE-2021-33797 has a severity rating of 9.8 (critical).

3

Which software versions are affected by CVE-2021-33797?

Versions 1.0.1 to 1.1.1 of Artifex MuJS are affected by CVE-2021-33797.

4

How does the buffer overflow in CVE-2021-33797 occur?

The buffer overflow in CVE-2021-33797 occurs due to an integer overflow when reading the floating point exponent in js_strtod().

5

Are there any fixes or patches available for CVE-2021-33797?

The latest version of Artifex MuJS (1.1.2 or later) contains a fix for the buffer overflow vulnerability CVE-2021-33797.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203