https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6805

ImageMagick · Mar 11, 2018 · bdeab07 · bdeab07
1 parent 3b8a1a8
commit bdeab07
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/magick/distort.c b/magick/distort.c
@@ -2840,7 +2840,7 @@ MagickExport Image *RotateImage(const Image *image,const double degrees,
     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
   assert(exception != (ExceptionInfo *) NULL);
   assert(exception->signature == MagickCoreSignature);
-  angle=degrees-(360.0*floor(degrees/360.0));
+  angle=fmod(degrees,360.0);
   while (angle < -45.0)
     angle+=360.0;
   for (rotations=0; angle > 45.0; rotations++)

diff --git a/magick/shear.c b/magick/shear.c
@@ -1743,7 +1743,7 @@ MagickExport Image *ShearRotateImage(const Image *image,const double degrees,
     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
   assert(exception != (ExceptionInfo *) NULL);
   assert(exception->signature == MagickCoreSignature);
-  angle=degrees-(360.0*floor(degrees/360.0));
+  angle=fmod(degrees,360.0);
   if (angle < -45.0)
     angle+=360.0;
   for (rotations=0; angle > 45.0; rotations++)