Buffer over-read in Poppler - CVE-2017-9865
Published: January 8, 2018 / Updated: January 9, 2018
Vulnerability identifier: #VU9876
CSH Severity: Low
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-9865
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in The function GfxImageColorMap::getGray in GfxState.cc in Poppler 0.54.0. A remote attacker can perform a denial of service (stack-based buffer over-read and application crash) via a specially crafted PDF document, related to missing color-map validation in ImageOutputDev.cc.
Affected software
Poppler
Debian Linux
Gentoo Linux
Fedora
openSUSE Leap
mingw-poppler
poppler
Debian Linux
Gentoo Linux
Fedora
openSUSE Leap
mingw-poppler
poppler
How to mitigate CVE-2017-9865
Install update from vendor's website.
mingw-poppler - addressed in versions 0.41.0-3.fc24, 0.45.0-3.fc25, 0.52.0-3.fc26
poppler - addressed in versions 0.45.0-5.fc25, 0.52.0-4.fc26
poppler - addressed in versions 0.45.0-5.fc25, 0.52.0-4.fc26