whiptail crashed with SIGSEGV in newtGetKey()

I came back from having a coffee and it turned out whiptail had crashed. What a shame.

Here is the bug report from apport, let me know if anything else is needed.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: whiptail 0.52.11-2ubuntu10
ProcVersionSignature: Ubuntu 3.2.0-21.34-generic 3.2.13
Uname: Linux 3.2.0-21-generic x86_64
ApportVersion: 2.0.1-0ubuntu3
Architecture: amd64
Date: Sun Apr 22 15:13:50 2012
ExecutablePath: /bin/whiptail
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64+mac (20120328)
ProcEnviron:
 LANGUAGE=en_GB:en
 TERM=screen
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f00ba005d88 <newtGetKey+72>: movsbl 0x1(%rbx),%eax
 PC (0x7f00ba005d88) ok
 source "0x1(%rbx)" (0x00000001) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: newt
StacktraceTop:
 newtGetKey () from /lib/libnewt.so.0.52
 newtFormRun () from /lib/libnewt.so.0.52
 newtRunForm () from /lib/libnewt.so.0.52
 ?? ()
 ?? ()
Title: whiptail crashed with SIGSEGV in newtGetKey()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: