USN-237-1: nbd vulnerability

6 January 2006

nbd vulnerability

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Details

Kurt Fitzner discovered that the NBD (network block device) server did
not correctly verify the maximum size of request packets. By sending
specially crafted large request packets, a remote attacker who is
allowed to access the server could exploit this to execute arbitrary
code with root privileges.

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 5.10
  • nbd-server -

In general, a standard system update will make all the necessary changes.

References

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