heap-buffer-overflow in bytestream get buffer

heap-buffer-overflow in bytestream get buffer: a task in MiMo-V2.6-RL-harbor-cyber: MiMo-V2.6-RL Cyber (Harbor) (Harbor dataset). AddressSanitizer: heap-buffer-overflow in function bytestream get buffer in file ffmpeg/libavcodec/bytestream.h