16 lines
802 B
Diff
16 lines
802 B
Diff
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Origin: https://src.fedoraproject.org/rpms/freeimage/blob/f39/f/CVE-2021-40266.patch
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diff -rupN --no-dereference freeimage-svn-r1909-FreeImage-trunk/Source/FreeImage/PluginTIFF.cpp freeimage-svn-r1909-FreeImage-trunk-new/Source/FreeImage/PluginTIFF.cpp
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--- freeimage-svn-r1909-FreeImage-trunk/Source/FreeImage/PluginTIFF.cpp 2023-09-28 19:34:47.501011966 +0200
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+++ freeimage-svn-r1909-FreeImage-trunk-new/Source/FreeImage/PluginTIFF.cpp 2023-09-28 19:34:47.610010879 +0200
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@@ -357,6 +357,10 @@ static void
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ReadPalette(TIFF *tiff, uint16 photometric, uint16 bitspersample, FIBITMAP *dib) {
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RGBQUAD *pal = FreeImage_GetPalette(dib);
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+ if (!pal) {
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+ return;
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+ }
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+
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switch(photometric) {
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case PHOTOMETRIC_MINISBLACK: // bitmap and greyscale image types
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case PHOTOMETRIC_MINISWHITE:
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