[FFmpeg-trac] #10852(swscale:new): sws_scale overflows buffer for some resolutions using ssse3 instructions

FFmpeg trac at avcodec.org
Mon Dec 16 20:49:11 EET 2024


#10852: sws_scale overflows buffer for some resolutions using ssse3 instructions
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             Reporter:  Jerome        |                    Owner:  (none)
                 Type:  defect        |                   Status:  new
             Priority:  important     |                Component:  swscale
              Version:  git-master    |               Resolution:
             Keywords:  memory scale  |               Blocked By:
             Blocking:                |  Reproduced by developer:  0
Analyzed by developer:  0             |
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Comment (by Balling):

 >extra padding requirements

 No one is gonna do that, also from fuzzing perceptive it is still a bug.

 Obviously C code is better (assuming it fixes Memcheck and this is not
 internal bug in inline assmebly)
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Ticket URL: <https://trac.ffmpeg.org/ticket/10852#comment:13>
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