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File SDL_image-1.2.4-gif-overflow.patch of Package SDL_image (Revision 2)
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--- IMG_gif.c +++ IMG_gif.c @@ -418,6 +418,10 @@ static int stack[(1 << (MAX_LWZ_BITS)) * 2], *sp; register int i; + /* Fixed buffer overflow found by Michael Skladnikiewicz */ + if (input_code_size > MAX_LWZ_BITS) + return -1; + if (flag) { set_code_size = input_code_size; code_size = set_code_size + 1;