Ubuntu: 2153-1: initramfs-tools vulnerability
Posted by Benjamin D. Thomas   
Ubuntu initramfs-tools used incorrect mount options.
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Ubuntu Security Notice USN-2153-1
March 24, 2014

initramfs-tools vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.10
- Ubuntu 12.04 LTS

Summary:

initramfs-tools used incorrect mount options.

Software Description:
- initramfs-tools: tools for generating an initramfs

Details:

Kees Cook discovered that initramfs-tools incorrectly mounted /run without
the noexec option, contrary to expected behaviour.

Update instructions:

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

Ubuntu 12.10:
  initramfs-tools                 0.103ubuntu0.2.2

Ubuntu 12.04 LTS:
  initramfs-tools                 0.99ubuntu13.5

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

References:
  http://www.ubuntu.com/usn/usn-2153-1
  https://launchpad.net/bugs/1152744

Package Information:
  https://launchpad.net/ubuntu/+source/initramfs-tools/0.103ubuntu0.2.2
  https://launchpad.net/ubuntu/+source/initramfs-tools/0.99ubuntu13.5