CVE-2020-27768: Integer Overflow
First published: Wed Nov 04 2020(Updated: )
In ImageMagick, there is an outside the range of representable values of type 'unsigned int' at MagickCore/quantum-private.h. Reference: <a href="https://github.com/ImageMagick/ImageMagick/issues/1751">https://github.com/ImageMagick/ImageMagick/issues/1751</a> Upstream patch: <a href="https://github.com/ImageMagick/ImageMagick/commit/95d4e94e0353e503b71a53f5e6fad173c7c70c90">https://github.com/ImageMagick/ImageMagick/commit/95d4e94e0353e503b71a53f5e6fad173c7c70c90</a>
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ImageMagick ImageMagick | <7.0.9-0 | |
| Debian Debian Linux | =9.0 | |
| redhat/ImageMagick 7.0.9 | <0 | 0 |
| debian/imagemagick | 8:6.9.11.60+dfsg-1.3+deb11u4 8:6.9.11.60+dfsg-1.3+deb11u3 8:6.9.11.60+dfsg-1.6+deb12u2 8:6.9.11.60+dfsg-1.6+deb12u1 8:7.1.1.39+dfsg1-3 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1894689
- https://lists.debian.org/debian-lts-announce/2021/03/msg00030.html
- https://lists.debian.org/debian-lts-announce/2023/03/msg00008.html
- https://launchpad.net/bugs/cve/CVE-2020-27768
- https://github.com/ImageMagick/ImageMagick/issues/1751
- https://github.com/ImageMagick/ImageMagick/commit/95d4e94e0353e503b71a53f5e6fad173c7c70c90
- https://access.redhat.com/support/policy/updates/errata
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1901281
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1901282
- https://access.redhat.com/security/cve/cve-2020-27768
- https://github.com/ImageMagick/ImageMagick6/commit/8c6e86f81968fab1710317d87b00c608108e6a2a
- https://security-tracker.debian.org/tracker/CVE-2020-27768
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27768
- https://nvd.nist.gov/vuln/detail/CVE-2020-27768
- https://ubuntu.com/security/CVE-2020-27768
Frequently Asked Questions
What is the vulnerability ID for this ImageMagick vulnerability?
The vulnerability ID for this ImageMagick vulnerability is CVE-2020-27768.
What is the severity of CVE-2020-27768?
The severity of CVE-2020-27768 is medium with a severity value of 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.
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.
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)
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