Author: kkolinko
Date: Sat Jun 23 11:54:19 2012
New Revision: 1353112

URL: http://svn.apache.org/viewvc?rev=1353112&view=rev
Log:
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=53050
Fix XOR arithmetics and charset issue when calculating entropy to
initialize random numbers generator in session manager. Based on
proposal by Andras Rozsa.

Modified:
    tomcat/tc6.0.x/trunk/STATUS.txt
    tomcat/tc6.0.x/trunk/java/org/apache/catalina/session/ManagerBase.java
    tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml

Modified: tomcat/tc6.0.x/trunk/STATUS.txt
URL: 
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/STATUS.txt?rev=1353112&r1=1353111&r2=1353112&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/STATUS.txt (original)
+++ tomcat/tc6.0.x/trunk/STATUS.txt Sat Jun 23 11:54:19 2012
@@ -152,14 +152,6 @@ PATCHES PROPOSED TO BACKPORT:
               to TC6. As a minimum, the WebappClassLoader needs the changes 
from
               r1201555 before this patch is applied 
 
-* Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=53050
-  Fix XOR arithmetics and charset issue when calculating entropy to
-  initialize random numbers generator in session manager. Based on
-  proposal by Andras Rozsa.
-  https://issues.apache.org/bugzilla/attachment.cgi?id=28894
-  +1: kkolinko, schultz, markt
-  -1:
-
 * Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=53032
   Make JspC extend o.a.tools.ant.Task so it works with namespaces
   http://svn.apache.org/viewvc?rev=1346644&view=rev

Modified: tomcat/tc6.0.x/trunk/java/org/apache/catalina/session/ManagerBase.java
URL: 
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/catalina/session/ManagerBase.java?rev=1353112&r1=1353111&r2=1353112&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/java/org/apache/catalina/session/ManagerBase.java 
(original)
+++ tomcat/tc6.0.x/trunk/java/org/apache/catalina/session/ManagerBase.java Sat 
Jun 23 11:54:19 2012
@@ -25,6 +25,7 @@ import java.io.DataInputStream;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.io.UnsupportedEncodingException;
 import java.lang.reflect.Method;
 import java.security.AccessController;
 import java.security.MessageDigest;
@@ -416,7 +417,12 @@ public abstract class ManagerBase implem
                 // Ignore
             }
             if (apr) {
-                setEntropy(new String(result));
+                try {
+                    setEntropy(new String(result, "ISO-8859-1"));
+                } catch (UnsupportedEncodingException ux) {
+                    // ISO-8859-1 should always be supported
+                    throw new Error(ux);
+                }
             } else {
                 setEntropy(this.toString());
             }
@@ -580,7 +586,7 @@ public abstract class ManagerBase implem
             long t1 = seed;
             char entropy[] = getEntropy().toCharArray();
             for (int i = 0; i < entropy.length; i++) {
-                long update = ((byte) entropy[i]) << ((i % 8) * 8);
+                long update = ((long) entropy[i]) << ((i % 8) * 8);
                 seed ^= update;
             }
             try {

Modified: tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml
URL: 
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml?rev=1353112&r1=1353111&r2=1353112&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml Sat Jun 23 11:54:19 2012
@@ -119,6 +119,11 @@
         that checks for non-permitted classes in web application JARs. (markt)
       </fix>
       <fix>
+        <bug>53050</bug>: Fix handling of entropy value when initializing
+        session id generator in session manager. Based on proposal by
+        Andras Rozsa. (kkolinko)
+      </fix>
+      <fix>
         <bug>53056</bug>: Add APR version number to tcnative version INFO log
         message. (schultz)
       </fix>



---------------------------------------------------------------------
To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org
For additional commands, e-mail: dev-h...@tomcat.apache.org

Reply via email to