USN-2266-1: Linux kernel vulnerability

5 July 2014

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

Andy Lutomirski discovered a flaw with the Linux kernel’s ptrace syscall on x86_64 processors. An attacker could exploit this flaw to cause a denial of service (System Crash) or potential 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-2.6.32-62-386 - 2.6.32-62.126
linux-image-2.6.32-62-generic - 2.6.32-62.126
linux-image-2.6.32-62-generic-pae - 2.6.32-62.126
linux-image-2.6.32-62-ia64 - 2.6.32-62.126
linux-image-2.6.32-62-lpia - 2.6.32-62.126
linux-image-2.6.32-62-powerpc - 2.6.32-62.126
linux-image-2.6.32-62-powerpc-smp - 2.6.32-62.126
linux-image-2.6.32-62-powerpc64-smp - 2.6.32-62.126
linux-image-2.6.32-62-preempt - 2.6.32-62.126
linux-image-2.6.32-62-server - 2.6.32-62.126
linux-image-2.6.32-62-sparc64 - 2.6.32-62.126
linux-image-2.6.32-62-sparc64-smp - 2.6.32-62.126
linux-image-2.6.32-62-versatile - 2.6.32-62.126
linux-image-2.6.32-62-virtual - 2.6.32-62.126

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