CVE-2026-125265

CVE-2026-125265CVE-2026-125265

Description

FFmpeg through 9.0.2 contains a use-after-free vulnerability in libavcodec/nvdec.c because ff_nvdec_start_frame() fails to reset ctx->bitstream after slice errors. Attackers can supply crafted video that abandons a picture before end_frame, causing cuvidDecodePicture() to read freed heap memory, crashing applications or exposing stale heap contents.

Scoring

CVSS 5.3 ()
VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:H
Last modified2026-11-09
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.