CVE-2015-6818
EPSS 0.89%Published: 9/6/2015Modified: 4/28/2026
Description
The decode_ihdr_chunk function in libavcodec/pngdec.c in FFmpeg before 2.7.2 does not enforce uniqueness of the IHDR (aka image header) chunk in a PNG image, which allows remote attackers to cause a denial of service (out-of-bounds array access) or possibly have unspecified other impact via a crafted image with two or more of these chunks.
Affected packages (1)
- Debian/ffmpegfrom 0, < 7:2.7.2-1