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USN-562-1: opal vulnerability

8 January 2008

opal vulnerability

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.

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Releases

Packages

Details

Jose Miguel Esparza discovered that certain SIP headers were not correctly
validated. A remote attacker could send a specially crafted packet to
an application linked against opal (e.g. Ekiga) causing it to crash, leading
to a denial of service.

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 7.04
Ubuntu 6.10
Ubuntu 6.06

After a standard system upgrade you need to restart your session to effect
the necessary changes.

References