Ubuntu Update for gnupg USN-1682-1

Solution
Please Install the Updated Packages.
Insight
KB Sriram discovered that GnuPG incorrectly handled certain malformed keys. If a user or automated system were tricked into importing a malformed key, the GnuPG keyring could become corrupted.
Affected
gnupg on Ubuntu 12.10 , Ubuntu 12.04 LTS , Ubuntu 11.10 , Ubuntu 10.04 LTS , Ubuntu 8.04 LTS