NULL pointer dereference in GraphicsMagick - CVE-2017-11637
Published: July 26, 2017 / Updated: August 3, 2020
Vulnerability identifier: #VU33193
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-11637
CWE-ID: CWE-476
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 NULL pointer dereference error in the WritePCLImage() function in coders/pcl.c during writes of monochrome images. A remote attacker can perform a denial of service (DoS) attack.
Affected software
GraphicsMagick
Amazon Linux AMI
Fedora
graphicsmagick (Alpine package)
GraphicsMagick
Amazon Linux AMI
Fedora
graphicsmagick (Alpine package)
GraphicsMagick
How to mitigate CVE-2017-11637
Update to version 1.3.27.
GraphicsMagick - update to 1.3.27
GraphicsMagick - addressed in versions 1.3.28-1.el6, 1.3.28-1.el7, 1.3.28-1.fc26, 1.3.28-1.fc27
GraphicsMagick - addressed in versions 1.3.28-1.el6, 1.3.28-1.el7, 1.3.28-1.fc26, 1.3.28-1.fc27