jp2_read_boxhdr() has size bug in version 1

[gcode-importer]

Originally reported on Google Code with ID 92

static opj_bool jp2_read_boxhdr(opj_common_ptr cinfo,
   opj_cio_t *cio,  opj_jp2_box_t *box)
{
   box->init_pos = cio_tell(cio);
   box->length = cio_read(cio, 4);            <== 4
   box->type = cio_read(cio, 4);              <== 8

   if (box->length == 1)
  {
   if (cio_read(cio, 4) != 0)                 <== 12
 {
   opj_event_msg(cinfo, EVT_ERROR,
     "Cannot handle box sizes higher than 2^32\n");
   return OPJ_FALSE;
 }
   box->length = cio_read(cio, 4);            <== 16

   if (box->length == 0)
    box->length = cio_numbytesleft(cio) + 12; <== BUG
  }
   else
   if (box->length == 0)
  {
   box->length = cio_numbytesleft(cio) + 8;
  }

   return OPJ_TRUE;
}


winfried

Reported by szukw000 on 2011-09-18 06:51:49

[gcode-importer]

Do we have a sample dataset to reproduce this issue ?

Reported by malaterre on 2012-01-11 09:19:50

[gcode-importer]

Reported by malaterre on 2014-02-25 15:27:02

• Labels added: Priority-Low
• Labels removed: Priority-Medium

[gcode-importer]

no new input in years, closing issue.

Reported by malaterre on 2014-02-26 14:10:08

• Status changed: WontFix