CVE-2020-27755
First published: Tue Nov 03 2020(Updated: )
In ImageMagick, there are memory leaks detected in ResizeMagickMemory at MagickCore/memory.c. Reference: <a href="https://github.com/ImageMagick/ImageMagick/issues/1756">https://github.com/ImageMagick/ImageMagick/issues/1756</a> Upstream patch: <a href="https://github.com/ImageMagick/ImageMagick/commit/f28e9e56e1b56d4e1f09d2a56d70892ae295d6a4">https://github.com/ImageMagick/ImageMagick/commit/f28e9e56e1b56d4e1f09d2a56d70892ae295d6a4</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 | |
| 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=1894232
- https://launchpad.net/bugs/cve/CVE-2020-27755
- https://github.com/ImageMagick/ImageMagick/issues/1756
- https://github.com/ImageMagick/ImageMagick/commit/f28e9e56e1b56d4e1f09d2a56d70892ae295d6a4
- https://access.redhat.com/support/policy/updates/errata
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1901253
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1901254
- https://access.redhat.com/security/cve/cve-2020-27755
- https://github.com/ImageMagick/ImageMagick6/commit/f9191f9e388330c8e22661b42092cc78a29a5d6f
- https://security-tracker.debian.org/tracker/CVE-2020-27755
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27755
- https://nvd.nist.gov/vuln/detail/CVE-2020-27755
- https://ubuntu.com/security/CVE-2020-27755
Frequently Asked Questions
What is CVE-2020-27755?
CVE-2020-27755 is a vulnerability in the SetImageExtent() function of ImageMagick that can cause a memory leak due to an incorrect image depth size.
What is the severity of CVE-2020-27755?
The severity of CVE-2020-27755 is medium with a severity value of 3.3.
Which software is affected by CVE-2020-27755?
ImageMagick versions 6.9.11.24+dfsg-1, 6.9.7.4+dfsg-16ubuntu6.11, 6.9.10.23+dfsg-2.1ubuntu11.4, 6.9.10.23+dfsg-2.1ubuntu13.3, and 7.0.9 are affected by CVE-2020-27755.
How do I fix CVE-2020-27755?
To fix CVE-2020-27755, update ImageMagick to version 6.9.11.60+dfsg-1.3+deb11u1 or 6.9.11.60+dfsg-1.6.
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