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USN-264-1: gnupg vulnerability

4 April 2006

gnupg vulnerability

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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.

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Releases

Details

Tavis Ormandy discovered a flaw in gnupg's signature verification. In
some cases, certain invalid signature formats could cause gpg to
report a 'good signature' result for auxiliary unsigned data which was
prepended or appended to the checked message part.

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 5.10
  • gnupg -
Ubuntu 5.04
  • gnupg -
Ubuntu 4.10
  • gnupg -

In general, a standard system update will make all the necessary changes.

References