CVE-2020-25666: Integer Overflow
First published: Mon Oct 26 2020(Updated: )
ImageMagick 7.0.8-68 there are 4 outside the range of representable values of type 'int' and a signed integer overflow at MagickCore/histogram.c. Reference: <a href="https://github.com/ImageMagick/ImageMagick/issues/1750">https://github.com/ImageMagick/ImageMagick/issues/1750</a> Upstream patch: <a href="https://github.com/ImageMagick/ImageMagick/commit/94691f00839dbdf43edb1508af945ab19b388573">https://github.com/ImageMagick/ImageMagick/commit/94691f00839dbdf43edb1508af945ab19b388573</a>
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ImageMagick ImageMagick | <6.9.10-69 | |
| ImageMagick ImageMagick | >=7.0.0-0<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=1891612
- 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-2020-25666
- https://github.com/ImageMagick/ImageMagick/issues/1750
- https://github.com/ImageMagick/ImageMagick/commit/94691f00839dbdf43edb1508af945ab19b388573
- https://access.redhat.com/support/policy/updates/errata
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1901229
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1901230
- https://access.redhat.com/security/cve/cve-2020-25666
- https://github.com/ImageMagick/ImageMagick6/commit/91ae12c57f3b9b23f2072462c27a8378b59f395e
- https://github.com/ImageMagick/ImageMagick6/commit/245d884e1868ff9b932adad5fcacf9e3e1eb4c7f
- https://security-tracker.debian.org/tracker/CVE-2020-25666
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25666
- https://nvd.nist.gov/vuln/detail/CVE-2020-25666
- https://ubuntu.com/security/CVE-2020-25666
Frequently Asked Questions
What is CVE-2020-25666?
CVE-2020-25666 is a vulnerability in ImageMagick, specifically in the HistogramCompare() function in MagickCore/histogram.c.
How severe is CVE-2020-25666?
CVE-2020-25666 has a severity score of 3.3, which is considered medium.
What is the affected software and versions for CVE-2020-25666?
The affected software is ImageMagick, and the vulnerable versions are 8:6.9.7.4+dfsg-16ubuntu6.11, 8:6.9.10.23+dfsg-2.1ubuntu11.4, 8:6.9.10.23+dfsg-2.1ubuntu13.3, and 8:6.9.11.24+dfsg-1.
How can I fix CVE-2020-25666?
To fix CVE-2020-25666, update ImageMagick to versions 8:6.9.7.4+dfsg-16ubuntu6.11, 8:6.9.10.23+dfsg-2.1ubuntu11.4, 8:6.9.10.23+dfsg-2.1ubuntu13.3, or 8:6.9.11.24+dfsg-1.
Where can I find more information about CVE-2020-25666?
You can find more information about CVE-2020-25666 at the following references: [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25666), [Ubuntu Security Notices](https://ubuntu.com/security/notices/USN-4988-1), and [NVD](https://nvd.nist.gov/vuln/detail/CVE-2020-25666).
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