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USN-2436-1: X.Org X server vulnerabilities

9 December 2014

Several security issues were fixed in the X.Org X server.

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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

Ilja van Sprundel discovered a multitude of security issues in the X.Org X
server. An attacker able to connect to an X server, either locally or
remotely, could use these issues to cause the X server to crash or execute
arbitrary code resulting in possible privilege escalation.

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 14.10
Ubuntu 14.04
Ubuntu 12.04

After a standard system update you need to reboot your computer to make
all the necessary changes.

Related notices

  • USN-2438-1: libcuda1-304-updates, nvidia-libopencl1-304-updates, libcuda1-304, libcuda1-331-updates, nvidia-current, nvidia-graphics-drivers-304, nvidia-opencl-icd-331, nvidia-graphics-drivers-304-updates, nvidia-331-updates-dev, nvidia-libopencl1-331-updates, nvidia-opencl-icd-304, nvidia-331-updates-uvm, nvidia-graphics-drivers-331, nvidia-graphics-drivers-331-updates, nvidia-319-updates-dev, nvidia-experimental-304, nvidia-experimental-304-dev, nvidia-libopencl1-331, nvidia-current-updates, nvidia-304-updates, nvidia-current-dev, libcuda1-331, nvidia-319-dev, nvidia-opencl-icd-304-updates, nvidia-304, nvidia-319-updates, nvidia-opencl-icd-331-updates, nvidia-libopencl1-304, nvidia-319, nvidia-304-dev, nvidia-331-updates, nvidia-331-uvm, nvidia-current-updates-dev, nvidia-331-dev, nvidia-331, nvidia-304-updates-dev