Infinite loop in FFmpeg - CVE-2017-14058
Published: August 31, 2017 / Updated: July 28, 2020
Vulnerability identifier: #VU32050
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-14058
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
In FFmpeg 3.3.3, the read_data function in libavformat/hls.c does not restrict reload attempts for an insufficient list, which allows remote attackers to cause a denial of service (infinite loop).
Affected software
FFmpeg
Arch Linux
ffmpeg (Alpine package)
Arch Linux
ffmpeg (Alpine package)
How to mitigate CVE-2017-14058
Install update from vendor's website.
ffmpeg (Alpine package) - update to 3.1.11-r1