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USN-597-1: OpenSSH vulnerability

1 April 2008

OpenSSH vulnerability

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Releases

Packages

Details

Timo Juhani Lindfors discovered that the OpenSSH client, when port
forwarding was requested, would listen on any available address family.
A local attacker could exploit this flaw on systems with IPv6 enabled
to hijack connections, including X11 forwards.

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 7.10
Ubuntu 7.04
Ubuntu 6.10
Ubuntu 6.06

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

References

Join the discussion

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Further reading