CVE-2020-27768: Integer Overflow

Published Nov 4, 2020
·
Updated

In ImageMagick, there is an outside the range of representable values of type 'unsigned int' at MagickCore/quantum-private.h.

Reference: https://github.com/ImageMagick/ImageMagick/issues/1751

Upstream patch: https://github.com/ImageMagick/ImageMagick/commit/95d4e94e0353e503b71a53f5e6fad173c7c70c90

Other sources

In ImageMagick, there is an outside the range of representable values of type 'unsigned int' at MagickCore/quantum-private.h. This flaw affects ImageMagick versions prior to 7.0.9-0.

Launchpad

Affected Software

4 affected componentsFixes available
redhat/ImageMagick 7.0.9<0
0
ImageMagick ImageMagick<7.0.9-0
Debian Debian Linux=9.0
debian/imagemagick
8:6.9.11.60+dfsg-1.3+deb11u48:6.9.11.60+dfsg-1.3+deb11u58:6.9.11.60+dfsg-1.6+deb12u28:6.9.11.60+dfsg-1.6+deb12u18:7.1.1.43+dfsg1-18:7.1.1.47+dfsg1-1

Event History

Feb 23, 2021
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:48 PM
Description
Oct 23, 2024
Data Sourced
via Ubuntu·09:20 AM
RemedyDescriptionSeverityAffected Software
Apr 2, 2025
Data Sourced
via Debian·11:43 PM
DescriptionAffected Software

Frequently Asked Questions

1

What is the vulnerability ID for this ImageMagick vulnerability?

The vulnerability ID for this ImageMagick vulnerability is CVE-2020-27768.

2

What is the severity of CVE-2020-27768?

The severity of CVE-2020-27768 is medium with a severity value of 3.3.

3

Which versions of ImageMagick are affected by CVE-2020-27768?

ImageMagick versions prior to 7.0.9-0 are affected by CVE-2020-27768.

4

How can I fix CVE-2020-27768 on Ubuntu?

To fix CVE-2020-27768 on Ubuntu, update ImageMagick to version 8:6.9.7.4+dfsg-16ubuntu6.11 or later.

5

Where can I find more information about CVE-2020-27768?

You can find more information about CVE-2020-27768 at the following references: - [CVE Mitre](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27768) - [Ubuntu Security Notice](https://ubuntu.com/security/notices/USN-4988-1) - [NVD](https://nvd.nist.gov/vuln/detail/CVE-2020-27768)

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