=========================================================================== Ubuntu Security Notice USN-3454-1 October 12, 2017 libffi vulnerability =========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 14.04 LTS Summary: A security issue was fixed in libffi. Software Description: - libffi: Foreign Function Interface library Details: It was discovered that libffi incorrectly enforced an executable stack. An attacker could possibly use this issue, in combination with another vulnerability, to facilitate executing arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 LTS: libffi6 3.1~rc1+r3.0.13-12ubuntu0.2 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3454-1 CVE-2017-1000376 Package Information: https://launchpad.net/ubuntu/+source/libffi/3.1~rc1+r3.0.13-12ubuntu0.2 --SD2oWcsIKeNoSvx1UQa2Pa6l2Rf3Fdw7f--