CVE-2014-9317

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-12-09 · updated 2026-06-17
Weakness: CWE-119

Description

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: through 2.1.5; 2.2, 2.2.4, 2.3, 2.3.2, 2.3.3, 2.3.4 (+5)

References

http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=79ceaf827be0b070675d4cd0a55c3386542defd8
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html
https://security.gentoo.org/glsa/201603-06
https://www.ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=79ceaf827be0b070675d4cd0a55c3386542defd8
https://lists.debian.org/debian-lts-announce/2018/12/msg00009.html
https://security.gentoo.org/glsa/201603-06
https://www.ffmpeg.org/security.html

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