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USN-307-1: mutt vulnerability

28 June 2006

mutt vulnerability

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Releases

Details

TAKAHASHI Tamotsu discovered that mutt's IMAP backend did not
sufficiently check the validity of namespace strings. If an user
connects to a malicious IMAP server, that server could exploit this to
crash mutt or even execute arbitrary code with the privileges of the
mutt user.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 6.06
  • mutt - 1.5.11-3ubuntu2.1
Ubuntu 5.10
  • mutt - 1.5.9-2ubuntu1.1
Ubuntu 5.04
  • mutt - 1.5.6-20040907+2ubuntu0.1

After a standard system upgrade you need to restart mutt to effect the
necessary changes.