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  1. MediaPortal 1
  2. MP1-4402

Overflow in DVBSubtiles decoder on small packets

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Details

    • Icon: Bug Bug
    • Resolution: Fixed
    • Icon: Major Major
    • 1.7.0
    • 1.4.0, 1.5.0, 1.6.0, 1.6.100
    • None
    • None

    Description

      <p><span style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);">Hi,</span><br style="margin-top: 0px; color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);" /><span style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);">I've noticed that under certain situations when a small PES packet is assembled (size less than 188 bytes) the DVB subtitles decoder will overflow, eventually crashing MP.</span><br style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);" /><span style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);">This packets are not regular DVB subtitle packets, but they exists in some DVB streams.</span><br style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);" /><span style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);">Tested on my machine.</span><br style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);" /><span style="color: rgb(0, 0, 0); font-family: 'Helvetica Neue', Helvetica-Neue, Arial, sans-serif; line-height: 20px; background-color: rgb(250, 250, 250);">Thanks.</span></p><p><br /></p>

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            sebastiii sebastiii
            HomeY HomeY
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              Updated:
              Resolved: