Name | CVE-2021-20176 |
Description | A divide-by-zero flaw was found in ImageMagick 6.9.11-57 and 7.0.10-57 in gem.c. This flaw allows an attacker who submits a crafted file that is processed by ImageMagick to trigger undefined behavior through a 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) |
NVD severity | medium |
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+deb9u11 | vulnerable | |
buster, buster (security) | 8:6.9.10.23+dfsg-2.1+deb10u1 | vulnerable | |
bullseye, sid | 8:6.9.11.60+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
imagemagick | source | (unstable) | 8:6.9.11.57+dfsg-1 |
https://github.com/ImageMagick/ImageMagick/issues/3077
ImageMagick: https://github.com/ImageMagick/ImageMagick/commit/fbd9a963db1ae5551c45dc8af57db0abd7695774
ImageMagick6: https://github.com/ImageMagick/ImageMagick6/commit/90255f0834eead08d59f46b0bda7b1580451cc0f