CVE-2021-20246

NameCVE-2021-20246
DescriptionA 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-2602-1
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
imagemagick (PTS)stretch8:6.9.7.4+dfsg-11+deb9u8vulnerable
stretch (security)8:6.9.7.4+dfsg-11+deb9u12fixed
buster, buster (security)8:6.9.10.23+dfsg-2.1+deb10u1vulnerable
bullseye8:6.9.11.60+dfsg-1vulnerable
sid8:6.9.11.60+dfsg-1.3vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
imagemagicksourcestretch8:6.9.7.4+dfsg-11+deb9u12DLA-2602-1
imagemagicksource(unstable)(unfixed)

Notes

[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

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