blob: 53f29746d757d8af0e3df00840b2dcc99acd8197 (
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diff -Npur opencv-4.5.2/3rdparty/libtiff/tif_dirread.c opencv-4.5.2-new/3rdparty/libtiff/tif_dirread.c
--- opencv-4.5.2/3rdparty/libtiff/tif_dirread.c 2021-04-02 19:23:54.000000000 +0800
+++ opencv-4.5.2-new/3rdparty/libtiff/tif_dirread.c 2022-05-21 14:36:31.761285562 +0800
@@ -5079,7 +5079,10 @@ TIFFFetchNormalTag(TIFF* tif, TIFFDirEnt
_TIFFfree(data);
return(0);
}
- _TIFFmemcpy(o,data,(uint32)dp->tdir_count);
+ if (dp->tdir_count > 0 )
+ {
+ _TIFFmemcpy(o,data,(uint32)dp->tdir_count);
+ }
o[(uint32)dp->tdir_count]=0;
if (data!=0)
_TIFFfree(data);
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