Michael Vetter
d1e5aee8d3
based on recommendation from python maintainers. * Fixes build issue of man flavor on 15.6 OBS-URL: https://build.opensuse.org/package/show/graphics/tiff?expand=0&rev=192
34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
Index: tiff-4.6.0/libtiff/tif_getimage.c
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===================================================================
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--- tiff-4.6.0.orig/libtiff/tif_getimage.c
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+++ tiff-4.6.0/libtiff/tif_getimage.c
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@@ -3224,6 +3224,13 @@ int TIFFReadRGBAStripExt(TIFF *tif, uint
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if (TIFFRGBAImageOK(tif, emsg) &&
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TIFFRGBAImageBegin(&img, tif, stop_on_error, emsg))
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{
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+ if (row >= img.height)
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+ {
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+ TIFFErrorExtR(tif, TIFFFileName(tif),
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+ "Invalid row passed to TIFFReadRGBAStrip().");
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+ TIFFRGBAImageEnd(&img);
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+ return (0);
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+ }
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img.row_offset = row;
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img.col_offset = 0;
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@@ -3301,6 +3308,14 @@ int TIFFReadRGBATileExt(TIFF *tif, uint3
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return (0);
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}
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+ if (col >= img.width || row >= img.height)
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+ {
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+ TIFFErrorExtR(tif, TIFFFileName(tif),
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+ "Invalid row/col passed to TIFFReadRGBATile().");
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+ TIFFRGBAImageEnd(&img);
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+ return (0);
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+ }
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+
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/*
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* The TIFFRGBAImageGet() function doesn't allow us to get off the
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* edge of the image, even to fill an otherwise valid tile. So we
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