Ubuntu: 2268-1: Linux kernel vulnerability
Posted by Benjamin D. Thomas   
Ubuntu The system could be made to crash or run programs as an administrator.
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Ubuntu Security Notice USN-2268-1
July 05, 2014

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

- Ubuntu 12.04 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 12.04 LTS:
  linux-image-3.2.0-65-generic    3.2.0-65.99
  linux-image-3.2.0-65-generic-pae  3.2.0-65.99
  linux-image-3.2.0-65-highbank   3.2.0-65.99
  linux-image-3.2.0-65-omap       3.2.0-65.99
  linux-image-3.2.0-65-powerpc-smp  3.2.0-65.99
  linux-image-3.2.0-65-powerpc64-smp  3.2.0-65.99
  linux-image-3.2.0-65-virtual    3.2.0-65.99

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

References:
  http://www.ubuntu.com/usn/usn-2268-1
  CVE-2014-4699

Package Information:
  https://launchpad.net/ubuntu/+source/linux/3.2.0-65.99