CVE-2018-18023

NameCVE-2018-18023
DescriptionIn ImageMagick 7.0.8-13 Q16, there is a heap-based buffer over-read in the SVGStripString function of coders/svg.c, which allows attackers to cause a denial of service via a crafted SVG image file.
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)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
imagemagick (PTS)jessie8:6.8.9.9-5+deb8u12fixed
jessie (security)8:6.8.9.9-5+deb8u15fixed
stretch, stretch (security)8:6.9.7.4+dfsg-11+deb9u6fixed
buster, sid8:6.9.10.14+dfsg-7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
imagemagicksource(unstable)8:6.9.10.14+dfsg-1medium
imagemagicksourcejessie(not affected)
imagemagicksourcestretch(not affected)

Notes

[stretch] - imagemagick <not-affected> (Vulnerable code not present)
[jessie] - imagemagick <not-affected> (Vulnerable code not present)
https://github.com/ImageMagick/ImageMagick/issues/1336
https://github.com/ImageMagick/ImageMagick/commit/5d71e23b853461dd3628cd1218834fcf13938365
ImageMagick6: https://github.com/ImageMagick/ImageMagick6/commit/a5db4873626f702d2ddd8bc293573493e0a412c0

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