Heap-based buffer overflow in FFmpeg - CVE-2017-9991
Published: June 28, 2017 / Updated: July 28, 2020
Vulnerability identifier: #VU32058
CSH Severity: Medium
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-9991
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in Heap-based buffer overflow in the xwd_decode_frame function in libavcodec/xwddec.c in FFmpeg before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8, 3.2.x before 3.2.5, and 3.3.x before 3.3.1. A remote attacker can use a crafted file. to trigger heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
FFmpeg
ffmpeg (Alpine package)
ffmpeg (Alpine package)
How to mitigate CVE-2017-9991
The vendor has issued the following versions to address this vulnerability: 2.8.12, 3.0.8, 3.1.8, 3.2.5, 3.3.1.
FFmpeg - addressed in versions 2.8.12, 3.0.8, 3.1.8, 3.2.5, 3.3.1
ffmpeg (Alpine package) - update to 3.1.11-r1
ffmpeg (Alpine package) - update to 3.1.11-r1