USN-835-1: neon vulnerabilities

21 September 2009

neon vulnerabilities

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Releases

Packages

Details

Joe Orton discovered that neon did not correctly handle SSL certificates
with zero bytes in the Common Name. A remote attacker could exploit this
to perform a machine-in-the-middle attack to view sensitive information or
alter encrypted communications.

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 9.04
Ubuntu 8.10
Ubuntu 8.04
Ubuntu 6.06

In general, a standard system upgrade is sufficient to effect the
necessary changes.