I can confirm that minimally installing patched sudo in precise-proposed, 1.8.3p1-1ubuntu3.1, onto an affected system otherwise cleanly upgraded from beta2 makes the assertion go away immediately after installation.
I can confirm that minimally installing patched sudo in precise-proposed, 1.8.3p1-1ubuntu3.1, onto an affected system otherwise cleanly upgraded from beta2 makes the assertion go away immediately after installation.