CVE-2014-9317: Ffmpeg

High severity, CVSS 7.5. EPSS: 2.4% chance of exploitation in the next 30 days.

The decode_ihdr_chunk function in libavcodec/pngdec.c in FFMpeg before 2.1.6, 2.2.x through 2.3.x, and 2.4.x before 2.4.4 allows remote attackers to cause a denial of service (out-of-bounds heap access) and possibly have other unspecified impact via an IDAT before an IHDR in a PNG file.

Affected products

• Ffmpeg Ffmpeg: up to and including 2.1.5; version 2.2 only; version 2.2.4 only; version 2.3 only; version 2.3.2 only; version 2.3.3 only; …

Published 2014-12-09. Last modified 2026-06-17.