Jan Wagner uploaded new packages for mailscanner which fixed the
following security problems:

CVE-2010-3095
  incomplete fix for CVE-2008-5313

  http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-3095

The original text of CVE-2008-5313:

  mailscanner 4.68.8 and other versions before 4.74.16-1 might allow local
  users to overwrite arbitrary files via a symlink attack on certain temporary
  files used by the (1) f-prot-autoupdate, (2) clamav-autoupdate, (3) 
  avast-autoupdate, and (4) f-prot-6-autoupdate scripts in 
  /etc/MailScanner/autoupdate/; the (5) bitdefender-wrapper, (6) 
  kaspersky-wrapper, (7) clamav-wrapper, and (8) rav-wrapper scripts in 
  /etc/MailScanner/wrapper/; the (9) Quarantine.pm, (10) TNEF.pm, (11)
  MessageBatch.pm, (12) WorkArea.pm, and (13) SA.pm scripts in 
  /usr/share/MailScanner/MailScanner/; (14) /usr/sbin/MailScanner; and (15) 
  scripts that load the /etc/MailScanner/mailscanner.conf.with.mcp 
  configuration file.

  http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5313

For the lenny-backports distribution the problems have been fixed in
version 4.79.11-2.1~bpo50+1.

For the unstable (sid) distribution, the problem has been fixed in version 
4.79.11-2.1, for testing (squeeze) should follow the fix soon.

Upgrade instructions
--------------------

If you don't use pinning (see [1]) you have to update the package
manually via "apt-get -t lenny-backports install <packagelist>" with
the packagelist of your installed packages affected by this update.
[1] <https://backports.debian.org/Instructions>

We recommend to pin the backports repository to 200 so that new
versions of installed  backports will be installed automatically. 

  Package: *
  Pin: release a=lenny-backports
  Pin-Priority: 200