USN-4058-1 fixed a vulnerability in bash. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that Bash incorrectly handled the restricted shell. An attacker could possibly use this issue to escape restrictions and execute any command.
{ "availability": "No subscription required", "binaries": [ { "binary_version": "4.3-7ubuntu1.8+esm1", "binary_name": "bash-builtins" }, { "binary_version": "4.3-7ubuntu1.8+esm1", "binary_name": "bash-doc" }, { "binary_version": "4.3-7ubuntu1.8+esm1", "binary_name": "bash" }, { "binary_version": "4.3-7ubuntu1.8+esm1", "binary_name": "bash-static" } ] }