This bug was fixed in the package file - 5.04-5ubuntu1

---------------
file (5.04-5ubuntu1) natty; urgency=low

  * Merge from debian unstable (LP: #668729), remaining changes:
    - Fix recognition of mime-type application/x-iso9660-image (LP: 458677):
      + add debian/patches/300-magic-fix-iso9660-image.patch
    - Fix bad tabs for OpenSSH DSA/RSA public keys (LP: 533553):
      + fix debian/patches/208-magic-add-ssh.patch

file (5.04-5) unstable; urgency=low

  [ Daniel Baumann ]
  * Adding patch from Adam Buchbinder <email address hidden> to fix
    false positives in Bio-Rad PIC detection (Closes: #589056).
  * Adding patch from Adam Buchbinder <email address hidden> to add
    new magics for JFS filesystem images (Closes: #589067).
  * Adding patch from Nahuel Greco <email address hidden> to add new magics
    for Erlang DETS files (Closes: #589723).

  [ Judit Foglszinger ]
  * Adding myself to uploaders.
  * Replacing dh_python with dh_pysupport in debian/rules (Closes:
    #529351).

file (5.04-4) unstable; urgency=low

  * Adding patch from Arnaud Giersch <<email address hidden>-
    fcomte.fr> to fix that file does not always correctly report the
    faulty command for core files (Closes: #422524, #427876).
  * Adding patch from Adam Buchbinder <email address hidden> to
    update qemu magics (Closes: #451524).
  * Adding patch from Ori Avtalion <email address hidden> to fix a typo and
    a formating issue in file manpage (Closes: #499754).
  * Renumbering patches.
  * Adding patch from Adam Buchbinder <email address hidden> to add
    new magic for datafork fonts (Closes: #291908).
  * Adding patch from Adam Buchbinder <email address hidden> to add
    new magics for PDB files (Closes: #480829).
  * Adding patch from Adam Buchbinder <email address hidden> to
    update PSF2 magics (Closes: #492035).
  * Adding patch from Adam Buchbinder <email address hidden> to add
    new magics for Canon CRW and CR2 files (Closes: #516054).
  * Adding patch from Richard Smith <email address hidden> to update
    Dyalog APL magics (Closes: #537893).
  * Adding patch from Євгеній Мещеряков <email address hidden> to add new
    magic for GDSII (Closes: #576462).
  * Adding patch from Frédéric Brière <email address hidden> to add new
    magics for Git index files (Closes: #583679).

file (5.04-3) unstable; urgency=low

  * Adding patch to add new magic for DACT (Closes: #582945).
  * Updating magic-add-dact.patch to append to compress instead of
    archive magic files.
  * Updating standards version to 3.9.0.
  * Adding patch from Eloi Notario <email address hidden> to update lzma
    magics (Closes: #576950).
  * Adding (empty) directory holding custom magics (Closes: #582944).
  * Adding patch for consistent spelling of XZ compression (Closes:
    #541087).

file (5.04-2) unstable; urgency=low

  * Bumping versioned build-depends on debhelper because of dh_bugfiles
    usage.
  * Shortening package long-descriptions (Closes: #570817).
  * Updating copyright file to current state of the art (Closes:
    #573519).
  * Sorting and wrapping build-depends.
  * Sorting and wrapping depends.
  * Sorting fields in control.
  * Stopping to ship (partially outdated) plain text mime files, which
    was always unsupported, the only supported interface still is using
    the library.
  * Adding README.Debian to file to tell users and package maintainers
    on how to add their own magics.
  * Dropping la files.
  * Moving local magics stubs from file to libmagic1 where they actually
    belong.

file (5.04-1) unstable; urgency=low

  * Updating year in copyright file.
  * Updating to standards 3.8.4.
  * Merging upstream version 5.04.
  * Removing magic-update-asf.patch, went upstream.
  * Rediffing magic-update-awk.patch.
  * Rediffing magic-update-bash.patch.
  * Rediffing magic-update-tcsh.patch.
  * Rediffing magic-update-linuxswap.patch.
  * Removing magic-update-ruby.patch, went upstream.
  * Removing magic-update-postscript-fonts.patch, went upstream.
  * Rediffing magic-add-par2.patch.
  * Rediffing magic-add-cromfs.patch.
  * Rediffing magic-add-bacula.patch.
  * Removing magic-add-ppc-swapfile.patch, went upstream.
  * Rediffing file-mgc.patch.
  * Removing file-hurd.patch, went upstream.
  * Updating magic-add-freemind.patch for new upstream.
  * Using debhhelper bug files rather than manual installing in rules
    file.
  * Renaming directory for storing local debian additions to more common
    name.
 -- Lorenzo De Liso <email address hidden>   Sat, 30 Oct 2010 19:00:33 +0200