The function GfxImageColorMap::getGray in GfxState.cc in Poppler 0.54.0 allows remote attackers to cause a denial of service (stack-based buffer over-read and application crash) via a crafted PDF document, related to missing color-map validation in ImageOutputDev.cc.
http://somevulnsofadlab.blogspot.com/2017/06/popplerstack-buffer-overflow-in.html
https://bugs.freedesktop.org/show_bug.cgi?id=100774
https://security.gentoo.org/glsa/201801-17
Source: MITRE
Published: 2017-06-25
Updated: 2019-10-03
Type: CWE-125
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM