CVE-2017-7863: Debian Linux

Critical severity, CVSS 9.8. EPSS: 2.6% chance of exploitation in the next 30 days.

FFmpeg before 2017-02-04 has an out-of-bounds write caused by a heap-based buffer overflow related to the decode_frame_common function in libavcodec/pngdec.c.

Affected products

• Debian Debian Linux: version 8.0 only
• Ffmpeg Ffmpeg: up to and including 2.8.10

Published 2017-04-14. Last modified 2026-06-17.