CVE-2026-125073

CVE-2026-125073CVE-2026-125073

Description

FFmpeg through 9.0.2 contains an infinite loop vulnerability in bit_allocation() in libavcodec/imc.c that allows attackers to hang decoding by supplying audio blocks with a negative bit budget. Attackers can craft IMC or IAC audio files that drive freebits negative, causing the reduction loop to never terminate and consuming 100% CPU.

Scoring

CVSS 5.5 ()
VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Last modified2026-11-09
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.