NULL pointer dereference in GraphicsMagick - CVE-2017-11637

 

NULL pointer dereference in GraphicsMagick - CVE-2017-11637

Published: July 26, 2017 / Updated: August 3, 2020


Vulnerability identifier: #VU33193
CSH Severity: High
CVSS v4.0: 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/E:U/U:Amber
CVE-ID: CVE-2017-11637
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: GraphicsMagick Group
Affected software:
GraphicsMagick

Detailed vulnerability description

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.


How to mitigate CVE-2017-11637

Update to version 1.3.27.

Sources