| Name | CVE-2021-20246 |
| Description | A flaw was found in ImageMagick in MagickCore/resample.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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-2602-1 |
| NVD severity | high |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| imagemagick (PTS) | stretch | 8:6.9.7.4+dfsg-11+deb9u8 | vulnerable |
| stretch (security) | 8:6.9.7.4+dfsg-11+deb9u12 | fixed | |
| buster, buster (security) | 8:6.9.10.23+dfsg-2.1+deb10u1 | vulnerable | |
| bullseye | 8:6.9.11.60+dfsg-1 | vulnerable | |
| sid | 8:6.9.11.60+dfsg-1.3 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| imagemagick | source | stretch | 8:6.9.7.4+dfsg-11+deb9u12 | DLA-2602-1 | ||
| imagemagick | source | (unstable) | (unfixed) |
[bullseye] - imagemagick <ignored> (Minor issue)
[buster] - imagemagick <ignored> (Minor issue)
https://github.com/ImageMagick/ImageMagick/issues/3195
ImageMagick: https://github.com/ImageMagick/ImageMagick/commit/8d25d94a363b104acd6ff23df7470aeedb806c51
ImageMagick6: https://github.com/ImageMagick/ImageMagick6/commit/f3190d4a6e6e8556575c84b5d976f77d111caa74