CVE-2018-20189

MediumCVSS 6.5/10Last modified Jun 17, 2026

Description

In GraphicsMagick 1.3.31, the ReadDIBImage function of coders/dib.c has a vulnerability allowing a crash and denial of service via a dib file that is crafted to appear with direct pixel values and also colormapping (which is not available beyond 8-bits/sample), and therefore lacks indexes initialization.

Metrics

CVSS 3.0 6.5/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/648e2b406589Mailing List, Patch, Vendor Advisory
http://www.securityfocus.com/bid/106227Third Party Advisory, VDB Entry
https://lists.debian.org/debian-lts-announce/2018/12/msg00018.htmlMailing List, Third Party Advisory
https://sourceforge.net/p/graphicsmagick/bugs/585/Exploit, Third Party Advisory
https://usn.ubuntu.com/4207-1/
https://www.debian.org/security/2020/dsa-4640
http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/648e2b406589Mailing List, Patch, Vendor Advisory
http://www.securityfocus.com/bid/106227Third Party Advisory, VDB Entry
https://lists.debian.org/debian-lts-announce/2018/12/msg00018.htmlMailing List, Third Party Advisory
https://sourceforge.net/p/graphicsmagick/bugs/585/Exploit, Third Party Advisory
https://usn.ubuntu.com/4207-1/
https://www.debian.org/security/2020/dsa-4640

Timeline

Published: Dec 17, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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