USN-280-1: X.org server vulnerability

4 May 2006

X.org server vulnerability

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Details

The Render extension of the X.org server incorrectly calculated the
size of a memory buffer, which led to a buffer overflow. A local
attacker could exploit this to crash the X server or even execute
arbitrary code with root privileges.

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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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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 5.10
  • xserver-xorg -
  • xserver-xorg-core -
Ubuntu 5.04
  • xserver-xorg -
  • xserver-xorg-core -

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

References

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Further reading