Buffer overflow in Libav - CVE-2017-9987

 

Buffer overflow in Libav - CVE-2017-9987

Published: June 28, 2017 / Updated: August 8, 2020


Vulnerability identifier: #VU38801
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-9987
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Libav
Affected software:
Libav

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

There is a heap-based buffer overflow in the function hpel_motion in mpegvideo_motion.c in libav 12.1. A crafted input can lead to a remote denial of service attack.


How to mitigate CVE-2017-9987

Install update from vendor's website.

Sources