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USN-566-1: OpenSSH vulnerability

9 January 2008

OpenSSH 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

Packages

Details

Jan Pechanec discovered that ssh would forward trusted X11 cookies when
untrusted cookie generation failed. This could lead to unintended privileges
being forwarded to a remote host.

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