Releases

• Ubuntu 6.06

Packages

• xorg-server -

Details

Aaron Plattner discovered that the Composite extension did not correctly
calculate the size of buffers when copying between different bit depths.
An authenticated user could exploit this to execute arbitrary code with
root privileges.

Update instructions

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

Ubuntu 6.06

• xserver-xorg-core - 1:1.0.2-0ubuntu10.7

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

References

• CVE-2007-4730