gksu fails to prompt when wrong password entered

Binary package hint: gksu

With bug #298217 stating Fix Released and not getting any attention, this problem continues to manifest in Ubuntu natty 11.04 release, fully updated.

There is no feedback, nor second attempt if an incorrect password is entered when launching with gksu.

:~$ gksu --debug nautilus
No ask_pass set, using default!
xauth: /tmp/libgksu-OLiqcx/.Xauthority
STARTUP_ID: gksu/nautilus/2982-0-valhalla_TIME2930260
cmd[0]: /usr/bin/sudo
cmd[1]: -H
cmd[2]: -S
cmd[3]: -p
cmd[4]: GNOME_SUDO_PASS
cmd[5]: -u
cmd[6]: root
cmd[7]: --
cmd[8]: nautilus
buffer: -GNOME_SUDO_PASS-
brute force GNOME_SUDO_PASS ended...
Yeah, we're in...
Sorry, try again.
GNOME_SUDO_PASS
Sorry, try again.
sudo: 3 incorrect password attempts
xauth: /tmp/libgksu-OLiqcx/.Xauthority
xauth_env: /var/run/gdm/auth-for-marc-RNfP8U/database
dir: /tmp/libgksu-OLiqcx

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: gksu 2.0.2-5ubuntu2
Uname: Linux 2.6.39-020639rc5-generic x86_64
Architecture: amd64
Date: Wed May 4 09:57:35 2011
EcryptfsInUse: Yes
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gksu
UpgradeStatus: No upgrade log present (probably fresh install)