CVE-2026-125176

CVE-2026-125176CVE-2026-125176

Description

FFmpeg through 9.0.2 contains an uninitialized memory read vulnerability in decode_hybrid() in libavcodec/flashsv.c that reads past decompressed data when decoding 15-bit color pixels. Attackers can supply a crafted Flash Screen Video 2 block whose inflated data ends mid-pixel to leak heap memory into decoded output frames.

Scoring

CVSS 3.3 ()
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Last modified2026-11-09
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.