The follow simple sample work with Java 6 and throw the follow Exception with Java 7.
 

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;

 

import javax.imageio.ImageIO;

 

public class TestImageIO {

 

    public static void main( String[] args ) throws FileNotFoundException, IOException {

        ImageIO.read( new FileInputStream( "CorruptImage.png" ) );

    }

}

 

 

Exception in thread "main" javax.imageio.IIOException: Error reading PNG image data

      at com.sun.imageio.plugins.png.PNGImageReader.readImage(PNGImageReader.java:1308)

      at com.sun.imageio.plugins.png.PNGImageReader.read(PNGImageReader.java:1577)

      at javax.imageio.ImageIO.read(ImageIO.java:1448)

      at javax.imageio.ImageIO.read(ImageIO.java:1352)

      at TestImageIO.main(TestImageIO.java:10)

Caused by: java.util.zip.ZipException: invalid distance too far back

      at java.util.zip.InflaterInputStream.read(InflaterInputStream.java:164)

      at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)

      at java.io.BufferedInputStream.read(BufferedInputStream.java:254)

      at java.io.FilterInputStream.read(FilterInputStream.java:83)

      at com.sun.imageio.plugins.png.PNGImageReader.decodePass(PNGImageReader.java:1085)

      at com.sun.imageio.plugins.png.PNGImageReader.decodeImage(PNGImageReader.java:1196)

      at com.sun.imageio.plugins.png.PNGImageReader.readImage(PNGImageReader.java:1301)

      ... 4 more