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Add checks for sane image sizes in some image loaders (bmp, jpg, tga, png)

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Thanks @sfan5 for the original patch (got modified a bit): dbd39120e7
Forum: https://irrlicht.sourceforge.io/forum/viewtopic.php?f=2&t=52819&p=306518
Those are the common formats, but rest of image loaders should also call this some day.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6387 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien
2022-05-08 14:42:59 +00:00
parent 72b1522083
commit cfde879801
5 changed files with 23 additions and 3 deletions
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3
source/Irrlicht/CImageLoaderPNG.cpp
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@@ -158,6 +158,9 @@ IImage* CImageLoaderPng::loadImage(io::IReadFile* file) const
Height=h;
}
if (!IImage::checkDataSizeLimit((size_t)Width* Height * (BitDepth/8)))
png_cpexcept_error(png_ptr, "Image dimensions too large");
// Convert palette color to true color
if (ColorType==PNG_COLOR_TYPE_PALETTE)
png_set_palette_to_rgb(png_ptr);