CVE-2014-6271 bash issue on Linux
Bash allowed bypassing environment restrictions in certain environments. Ubuntu already updated bash package for LTS, so to fix bash issue simply run: sudo apt-get update && sudo apt-get install bash Also updated bash available for Centos: sudo yum update bash Solution for CVE-2014-6271 on RedHat P.S. This patch is not full http://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-7169.html