24 lines
722 B
Diff
24 lines
722 B
Diff
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changeset: 12960:ad1bbfbca760
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branch: SDL-1.2
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parent: 12914:87d60cae0273
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user: Ozkan Sezer <sezeroz@gmail.com>
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date: Tue Jul 30 21:30:24 2019 +0300
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summary: Fixed bug 4538 - validate image size when loading BMP files
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diff -r 87d60cae0273 -r ad1bbfbca760 src/video/SDL_bmp.c
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--- a/src/video/SDL_bmp.c Tue Jun 18 23:31:40 2019 +0100
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+++ b/src/video/SDL_bmp.c Tue Jul 30 21:30:24 2019 +0300
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@@ -143,6 +143,11 @@
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(void) biYPelsPerMeter;
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(void) biClrImportant;
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+ if (biWidth <= 0 || biHeight == 0) {
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+ SDL_SetError("BMP file with bad dimensions (%dx%d)", biWidth, biHeight);
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+ was_error = SDL_TRUE;
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+ goto done;
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+ }
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if (biHeight < 0) {
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topDown = SDL_TRUE;
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biHeight = -biHeight;
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