#VU29633 NULL pointer dereference in FFmpeg - CVE-2019-17539
Published: July 10, 2020
Vulnerability identifier: #VU29633
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-17539
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
FFmpeg
FFmpeg
Software vendor:
ffmpeg.sourceforge.net
ffmpeg.sourceforge.net
Description
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a NULL pointer dereference error within the avcodec_open2 in libavcodec/utils.c in in FFmpeg. A remote attacker can pass specially crafted media content to the affected application and perform a denial of service (DoS) attack or execute arbitrary code on the system.
Successful exploitation of the vulnerability may allows an attacker to compromise the affected system.
Remediation
Install update from vendor's website.