NULL pointer dereference in jbig2dec - CVE-2017-9216

 

NULL pointer dereference in jbig2dec - CVE-2017-9216

Published: May 14, 2018


Vulnerability identifier: #VU12612
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-2017-9216
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Artifex Software, Inc.
Affected software:
jbig2dec

Detailed vulnerability description

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

The weakness exists in the jbig2_huffman_get function in jbig2_huffman.c due to NULL pointer dereference. A remote attacker can cause the service to crash when parsing an invalid file.

How to mitigate CVE-2017-9216

Install update from vendor's website.

Sources