USN-264-1: gnupg vulnerability

4 April 2006

gnupg vulnerability

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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.

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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

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Further reading