FFmpeg version n6.1.1 has a double-free vulnerability in the fftools/ffmpeg_mux_init.c component of FFmpeg, specifically within the new_stream_audio function.
Exploitability
AV:NAC:LPR:NUI:RScope
S:UImpact
C:HI:HA:H8.8/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H