GraphicsMagick 1.3.26 allows remote attackers to cause a denial of service (excessive memory allocation) because of an integer underflow in ReadPICTImage in coders/pict.c.
http://hg.graphicsmagick.org/hg/GraphicsMagick?cmd=changeset;node=0683f8724200
http://www.securityfocus.com/bid/101183
https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
https://sourceforge.net/p/graphicsmagick/bugs/511/
https://sourceforge.net/p/graphicsmagick/code/ci/0683f8724200495059606c03f04e0d589b33ebe8/
Source: MITRE
Published: 2017-10-04
Updated: 2019-06-30
Type: CWE-191
Base Score: 7.1
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 8.6
Severity: HIGH
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM