Vulnerability Description
A flaw was found in ImageMagick in MagickCore/resize.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math division by zero. The highest threat from this vulnerability is to system availability.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Imagemagick | Imagemagick | < 7.0.10-62 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1928958Issue TrackingThird Party Advisory
- https://github.com/ImageMagick/ImageMagick/pull/3193PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00000.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1928958Issue TrackingThird Party Advisory
- https://github.com/ImageMagick/ImageMagick/pull/3193PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00000.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html
FAQ
What is CVE-2021-20243?
CVE-2021-20243 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A flaw was found in ImageMagick in MagickCore/resize.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math division by zero. T...
How severe is CVE-2021-20243?
CVE-2021-20243 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-20243?
Check the references section above for vendor advisories and patch information. Affected products include: Imagemagick Imagemagick, Debian Debian Linux.