CVE-2017-17081: Ffmpeg

Medium severity, CVSS 6.5. EPSS: 1.8% chance of exploitation in the next 30 days.

The gmc_mmx function in libavcodec/x86/mpegvideodsp.c in FFmpeg 2.3 and 3.4 does not properly validate widths and heights, which allows remote attackers to cause a denial of service (integer signedness error and out-of-array read) via a crafted MPEG file.

Affected products

• Ffmpeg Ffmpeg: version 3.4 only

Published 2017-11-30. Last modified 2026-06-17.