NULL pointer dereference in ImageMagick - CVE-2017-14739

 

NULL pointer dereference in ImageMagick - CVE-2017-14739

Published: April 13, 2018


Vulnerability identifier: #VU11811
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-14739
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: ImageMagick.org
Affected software:
ImageMagick

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on  the target system.

The weakness exists in the AcquireResampleFilterThreadSet function in magick/resample-private.h due to mishandling failed memory allocation. A remote attacker can trigger NULL pointer dereference and cause the service to crash.

How to mitigate CVE-2017-14739

Install update from vendor's website.

Sources