[FFmpeg-trac] #8747(swscale:closed): libswscale 4.3 crash if output buffer is not 16 bytes aligned for yuv2rgb conversion

FFmpeg trac at avcodec.org
Wed Jul 15 03:16:15 EEST 2020


#8747: libswscale 4.3 crash if output buffer is not 16 bytes aligned for yuv2rgb
conversion
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             Reporter:  melanconj   |                    Owner:
                 Type:  defect      |                   Status:  closed
             Priority:  important   |                Component:  swscale
              Version:  git-master  |               Resolution:  fixed
             Keywords:  regression  |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  0           |
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Comment (by jamrial):

 Replying to [comment:12 cehoyos]:
 > I was unable to find a 64bit system where a non-aligned buffer would be
 allocated.
 I can reproduce it easily on an x86_32 target. malloc() will not
 necessarily return 16 byte aligned buffers.

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Ticket URL: <https://trac.ffmpeg.org/ticket/8747#comment:13>
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