package sudo 1.8.5p2-1ubuntu1.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

i've no idea about this bug, but wanted to have it reported.

ProblemType: Package
DistroRelease: Ubuntu 12.10
Package: sudo 1.8.5p2-1ubuntu1.1
ProcVersionSignature: Ubuntu 3.5.0-37.58-generic 3.5.7.16
Uname: Linux 3.5.0-37-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 2.6.1-0ubuntu12
Architecture: amd64
Date: Thu Aug 15 14:40:46 2013
DuplicateSignature: package:sudo:1.8.5p2-1ubuntu1.1:subprocess installed post-installation script returned error exit status 2
ErrorMessage: subprocess installed post-installation script returned error exit status 2
InstallationDate: Installed on 2012-09-09 (340 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64 (20120823.1)
MarkForUpload: True
SourcePackage: sudo
Title: package sudo 1.8.5p2-1ubuntu1.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: Upgraded to quantal on 2012-11-10 (277 days ago)
VisudoCheck:
 /etc/sudoers: parsed OK
 /etc/sudoers.d/README: parsed OK
modified.conffile..etc.sudoers: [modified]
mtime.conffile..etc.sudoers: 2013-08-06T23:44:16.481797