[FFmpeg-trac] #9289(avcodec:new): ffmpeg decode aac crashed in get_bits function

FFmpeg trac at avcodec.org
Tue Jun 15 13:25:58 EEST 2021


#9289: ffmpeg decode aac crashed in get_bits function
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             Reporter:  hyhmaffia   |                    Owner:  (none)
                 Type:  defect      |                   Status:  new
             Priority:  normal      |                Component:  avcodec
              Version:  git-master  |               Resolution:
             Keywords:  crash       |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by hyhmaffia):

 reproduce the issue is very hard, please analyze the code and information
 I offered. get_bits always read 32 bit but not check the count of bit can
 read
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Ticket URL: <https://trac.ffmpeg.org/ticket/9289#comment:5>
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