Commit 30870ef9 authored by Dimitri van Heesch's avatar Dimitri van Heesch
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Bug 735982 - [PATCH] Fix potential allocation of huge memory amount due to... 

Bug 735982 - [PATCH] Fix potential allocation of huge memory amount due to type overflow in src/lodepng.cpp
parent 68aa8c2b

src/lodepng.cpp

+6 −3
Original line number Diff line number Diff line
@@ -4125,9 +4125,12 @@ unsigned LodePNG_loadFile(unsigned char** out, size_t* outsize, const char* file 
  rewind(file);

  

  /*read contents of the file into the vector*/

  if (size>0)

  {

    *outsize = 0;

    *out = (unsigned char*)malloc((size_t)size);

    if(size && (*out)) (*outsize) = fread(*out, 1, (size_t)size, file);

  }



  fclose(file);

  if(!(*out) && size) return 80; /*the above malloc failed*/