USN-2525-1: Linux kernel vulnerability

12 March 2015

linux vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 10.04 LTS

Summary

The system could be made to crash or run programs as an administrator.

Software Description

  • linux - Linux kernel

Details

It was discovered that the Linux kernel’s Infiniband subsystem did not properly sanitize its input parameters while registering memory regions from userspace. A local user could exploit this flaw to cause a denial of service (system crash) or to potentially gain administrative privileges.

Update instructions

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

Ubuntu 10.04 LTS
linux-image-2.6.32-73-386 - 2.6.32-73.141
linux-image-2.6.32-73-generic - 2.6.32-73.141
linux-image-2.6.32-73-generic-pae - 2.6.32-73.141
linux-image-2.6.32-73-ia64 - 2.6.32-73.141
linux-image-2.6.32-73-lpia - 2.6.32-73.141
linux-image-2.6.32-73-powerpc - 2.6.32-73.141
linux-image-2.6.32-73-powerpc-smp - 2.6.32-73.141
linux-image-2.6.32-73-powerpc64-smp - 2.6.32-73.141
linux-image-2.6.32-73-preempt - 2.6.32-73.141
linux-image-2.6.32-73-server - 2.6.32-73.141
linux-image-2.6.32-73-sparc64 - 2.6.32-73.141
linux-image-2.6.32-73-sparc64-smp - 2.6.32-73.141
linux-image-2.6.32-73-versatile - 2.6.32-73.141
linux-image-2.6.32-73-virtual - 2.6.32-73.141

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References