This is indeed a bug in vtkPLYReader. Attached is a patch that fixes the issue.
diff --git a/IO/PLY/vtkPLYReader.cxx b/IO/PLY/vtkPLYReader.cxx
index 437d87a..9cfe657 100644
--- a/IO/PLY/vtkPLYReader.cxx
+++ b/IO/PLY/vtkPLYReader.cxx
@@ -289,8 +289,8 @@ int vtkPLYReader::RequestData(
if ( int
Paraview segfaults when attempting to read Armadillo.ply from Stanford:
http://graphics.stanford.edu/pub/3Dscanrep/armadillo/Armadillo.ply.gz
The segfault happens both with the system PV on Fedora 20 :
$ rpm -q paraview
paraview-4.1.0-1.fc20.x86_64
and with the nightly dashboard version.
This