src/java.base/share/classes/java/util/jar/JarFile.java

@@ -35,11 +35,10 @@
 import java.security.CodeSigner;
 import java.security.cert.Certificate;
 import java.security.AccessController;
 import java.security.CodeSource;
 import jdk.internal.misc.SharedSecrets;
-import sun.misc.IOUtils;
 import sun.security.action.GetPropertyAction;
 import sun.security.util.ManifestEntryVerifier;
 import sun.security.util.SignatureFileVerifier;
 
 /**

@@ -436,11 +435,16 @@
      * Reads all the bytes for a given entry. Used to process the
      * META-INF files.
      */
     private byte[] getBytes(ZipEntry ze) throws IOException {
         try (InputStream is = super.getInputStream(ze)) {
-            return IOUtils.readFully(is, (int)ze.getSize(), true);
+            int len = (int)ze.getSize();
+            byte[] b = is.readAllBytes();
+            if (len != -1 && b.length != len)
+                throw new EOFException("Expected:" + len + ", read:" + b.length);
+
+            return b;
         }
     }
 
     /**
      * Returns an input stream for reading the contents of the specified