OK, patch removed from queue.
> It is now unclear to me the the
>
> catch(PrivilegedActionException pae)
>
> part of the patch is correct. If a SecurityException is thrown in
> Socket() (as might happen if the policy file did not give the proper
> permissions), then it might be converted into a ClassCastException,
> which is probably the wrong thing to do.
>
> Perhaps I should look into this a bit further.
>
> David Daney.
>
>
> Bruce Momjian wrote:
>
> >Your patch has been added to the PostgreSQL unapplied patches list at:
> >
> > http://candle.pha.pa.us/cgi-bin/pgpatches
> >
> >I will try to apply it within the next 48 hours.
> >
> >>David Daney (David(dot)Daney(at)avtrex(dot)com) reports a bug with a severity of 3
> >>The lower the number the more severe it is.
> >>
> >>Short Description
> >>Another security issue with the JDBC driver.
> >>
> >>Long Description
> >>The JDBC driver requires
> >>
> >> permission java.net.SocketPermission "host:port", "connect";
> >>
> >>in the policy file of the application using the JDBC driver
> >>in the postgresql.jar file. Since the Socket() call in the
> >>driver is not protected by AccessController.doPrivileged() this
> >>permission must also be granted to the entire application.
> >>
> >>The attached diff fixes it so that the connect permission can be
> >>restricted just the the postgresql.jar codeBase if desired.
> >>
> >>Sample Code
> >>*** PG_Stream.java.orig Fri Aug 24 09:27:40 2001
> >>--- PG_Stream.java Fri Aug 24 09:42:14 2001
> >>***************
> >>*** 5,10 ****
> >>--- 5,11 ----
> >> import java.net.*;
> >> import java.util.*;
> >> import java.sql.*;
> >>+ import java.security.*;
> >> import org.postgresql.*;
> >> import org.postgresql.core.*;
> >> import org.postgresql.util.*;
> >>***************
> >>*** 27,32 ****
> >>--- 28,52 ----
> >> BytePoolDim1 bytePoolDim1 = new BytePoolDim1();
> >> BytePoolDim2 bytePoolDim2 = new BytePoolDim2();
> >>
> >>+ private static class PrivilegedSocket
> >>+ implements PrivilegedExceptionAction
> >>+ {
> >>+ private String host;
> >>+ private int port;
> >>+
> >>+ PrivilegedSocket(String host, int port)
> >>+ {
> >>+ this.host = host;
> >>+ this.port = port;
> >>+ }
> >>+
> >>+ public Object run() throws Exception
> >>+ {
> >>+ return new Socket(host, port);
> >>+ }
> >>+ }
> >>+
> >>+
> >> /**
> >> * Constructor: Connect to the PostgreSQL back end and return
> >> * a stream connection.
> >>***************
> >>*** 37,43 ****
> >> */
> >> public PG_Stream(String host, int port) throws IOException
> >> {
> >>! connection = new Socket(host, port);
> >>
> >> // Submitted by Jason Venner <jason(at)idiom(dot)com> adds a 10x speed
> >> // improvement on FreeBSD machines (caused by a bug in their TCP Stack)
> >>--- 57,69 ----
> >> */
> >> public PG_Stream(String host, int port) throws IOException
> >> {
> >>! PrivilegedSocket ps = new PrivilegedSocket(host, port);
> >>! try {
> >>! connection = (Socket)AccessController.doPrivileged(ps);
> >>! }
> >>! catch(PrivilegedActionException pae){
> >>! throw (IOException)pae.getException();
> >>! }
> >>
> >> // Submitted by Jason Venner <jason(at)idiom(dot)com> adds a 10x speed
> >> // improvement on FreeBSD machines (caused by a bug in their TCP Stack)
> >>
> >>
> >>No file was uploaded with this report
> >>
> >>
> >>---------------------------(end of broadcast)---------------------------
> >>TIP 5: Have you checked our extensive FAQ?
> >>
> >>http://www.postgresql.org/users-lounge/docs/faq.html
> >>
> >
>
>
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
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