https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7719

diff --git a/MagickCore/color.c b/MagickCore/color.c
index 59abad320eaf0453e6be6fb669b2b9d85953bbbf..f6d980253ed8fd100f0b9abef5b560f8e0c7ce59 100644 (file)
--- a/MagickCore/color.c
+++ b/MagickCore/color.c
@@ -2423,6 +2423,8 @@ MagickExport MagickBooleanType QueryColorCompliance(const char *name,
           else
             colorname=AcquireString(name+i+1);
           (void) SubstituteString(&colorname,")","");
+          if (LocaleCompare(name,colorname) == 0)
+            return(MagickFalse);
           status=QueryColorCompliance(colorname,AllCompliance,color,exception);
           colorname=DestroyString(colorname);
           color->colorspace=colorspaceType;