diff --git a/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/FSTDataProviderContainer.java b/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/FSTDataProviderContainer.java
index 758be82..b6b2eee 100644
--- a/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/FSTDataProviderContainer.java
+++ b/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/FSTDataProviderContainer.java
@@ -116,6 +116,11 @@ public class FSTDataProviderContainer implements FuseContainer {
             if (offset + size > entry.getFileSize()) {
                 size = entry.getFileSize() - offset;
             }
+            
+            if(size > Integer.MAX_VALUE) {
+                System.err.println("Request read size was too big.");
+                return -ErrorCodes.EIO();
+            }
 
             try {
                 byte[] data = getDataProvider().readFile(entry, offset, size);
diff --git a/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/NUSTitleEncryptedFuseContainer.java b/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/NUSTitleEncryptedFuseContainer.java
index 07a3dc9..55488b1 100644
--- a/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/NUSTitleEncryptedFuseContainer.java
+++ b/src/main/java/de/mas/wiiu/jnus/fuse_wiiu/implementation/NUSTitleEncryptedFuseContainer.java
@@ -197,6 +197,11 @@ public class NUSTitleEncryptedFuseContainer implements FuseContainer {
         if (path.equals("/")) {
             return -ErrorCodes.EISDIR();
         }
+        
+        if(size > Integer.MAX_VALUE) {
+            System.err.println("Request read size was too big.");
+            return -ErrorCodes.EIO();
+        }
 
         path = path.substring(1);
 
@@ -204,7 +209,7 @@ public class NUSTitleEncryptedFuseContainer implements FuseContainer {
         if (coOptional.isPresent()) {
             Content c = coOptional.get();
             if (offset >= c.getEncryptedFileSize()) {
-                return -ErrorCodes.ENOENT();
+                return -ErrorCodes.EIO();
             }
             if (offset + size > c.getEncryptedFileSize()) {
                 size = c.getEncryptedFileSize() - offset;
@@ -225,7 +230,7 @@ public class NUSTitleEncryptedFuseContainer implements FuseContainer {
                 byte[] hash = h3Data.get();
 
                 if (offset >= hash.length) {
-                    return -ErrorCodes.ENOENT();
+                    return -ErrorCodes.EIO();
                 }
                 if (offset + size > hash.length) {
                     size = hash.length - offset;