Out-of-bounds read in libsndfile - CVE-2017-6892

 

Out-of-bounds read in libsndfile - CVE-2017-6892

Published: March 2, 2018 / Updated: March 2, 2018


Vulnerability identifier: #VU10816
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-6892
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Erik de Castro Lopo
Affected software:
libsndfile

Detailed vulnerability description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists in the aiff_read_chanmap() function, which is defined in the aiff.c source code file due to improper handling of AIFF files. A remote attacker can create a specially crafted AIFF file, trick the victim into opening it, trigger out-of-bounds read and gain access to potentially sensitive information.

How to mitigate CVE-2017-6892

Install update from vendor's website.

Sources