Null pointer dereference in ImageMagick - CVE-2017-6497

 

Null pointer dereference in ImageMagick - CVE-2017-6497

Published: May 29, 2017


Vulnerability identifier: #VU6787
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-6497
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: ImageMagick.org
Affected software:
ImageMagick

Detailed vulnerability description

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

The weakness exists in psd.c source code file due to insufficient sanitization of user-supplied input. A local attacker can provide a specially crafted .psd file, trigger NULL pointer dereference and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

How to mitigate CVE-2017-6497

Install update from vendor's website.

Sources